3x^2-17x=56. What is x?

Answers

Answer 1

Answer:

[tex]x=-\frac{7}{3} \\x=8[/tex]

Step-by-step explanation:

[tex]3x^2-17x=56[/tex]

[tex]3x^2-17x-56=0\\[/tex]

[tex]3x^2+7x-24x-56=0[/tex]

[tex]x(3x+7)-8(3x+7)=0[/tex]

[tex](3x+7)(x-8)=0[/tex]

[tex]x=-\frac{7}{3} \\x=8[/tex]

Hope this is helpful.


Related Questions

Any hot topic online promo codes???​

Answers

try YAY50, brainliest?

find difference

54.59- 26.61

A. 81.20
B. 38.98
C. 32.18
D. 27. 98

Answers

Answer:

D

Step-by-step explanation:

Answer:

D) 27.98

Step-by-step explanation:

All you have to do is subtract, have a nice day <3

Pls answer my questions on this pic here
(must include the math work)
i will give brainlist for the most helpful answer

Answers

Answer:

252, 1 1/4, 308, 1 1/2

Step-by-step explanation:

5. The kitchen is 2 1/4 in by 1 3/4 in. 2 1/4in = 9/4in = 18ft. 1 3/4in = 7/4in = 14ft.

So we have 18ft by 14ft. The area is one side multiplied by the other side:

18 × 14 = 252ft^2.

6. 10/2 = 5. 5/4 in = 1 1/4in.

7. Bedroom 2 is 1 3/4in by 2 3/4in. 1 3/4in = 7/4in = 14ft. 2 3/4in = 11/4in = 22ft.

14ft × 22ft = 308ft^2 of carpet.

8. 12ft/2 = 6. 6/4 = 1 2/4 = 1 1/2 in.

Hope that helps!

>> Answer

__________

[tex] \: [/tex]

Answer in the picture.

Please help me please help me help please help me please

Answers

Answer:

Slope = 3/1

Step-by-step explanation:

Slope equals y/x

For every 2 units of increase for the x value, there is an increase of 6 in y value

y/x = 6/2

6/2 = 3/1

Find the area of the shape below

Answers

Answer:

Total Area = 235cm^2

Step-by-step explanation:

Step 1 ) we have our lengths 11 and 20 so we need to separate the into 2 shapes  Step 2)   Label and draw new shape 20-11 = 9  to show (Shape square  1) = measuring 9 *9 and   another  (Shape Rectangle 2) = 11* 14  Step 3) Show how you do the multiplication of Square shape 9* 9 = 81cm^2  and Area Rectangle 11 * 14 = 154 cm^2   Total Area = 81+154 = 235cm^2    You can if you like in table multiplication show 11*14 by adding a zero underneath the 14 = 140 +14 = 154 then add and show +81 = 235cm^2 It is always easier to retain a shape if subtracting to get a 2nd shape this way it saves time with subtraction and in my example only needed to subtract 20-11 = 9 then 9*9 = 81cm^2 to retain the 14 *11 = 154cm^2 area for the rectangle

Answer:

Step-by-step explanation

full rectangle area (see figure) - small rectangle area

14 * 20 - [(14 - 9) *(20 - 11)] =

280 - (5 * 9) =

280 - 45 =

235 cm²

Use the digits nine, six and three one time each in the following Multi digit division problem then rewrite the problem

Answers

3600 / 90 = 40

use in this order: 3, 6, 9

The number in the problem whose result is 40, will be 3,600 and 90.

What is Algebra?

The analysis of mathematical representations is algebra, and the handling of those symbols is logic.

Division means the separation of something into different parts, sharing of something among different people, places, etc.

Use the digits nine, six, and three one time each in the following Multi-digit division problem then rewrite the problem.

Then the problem whose result is 40 will be given as the division of 3600 by 90.

3,600 / 90 = 40

The number in the problem whose result is 40, will be 3,600 and 90.

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

What is your walking rate in steps per minute?

Answers

Answer:

100 steps per minute

Step-by-step explanation:

Answer:100 steps per minute

Step-by-step explanation:

write and equation on the line that passed through (0,-1) and is perpendicular to the line y =1/9x+2

Answers

Answer:

y=-9x-1

Step-by-step explanation:

since it is perpendicular, the slope must be the opposite reciprocal (-9x) and now we plug the coordinates in, -1=0+b, b is -1

Answer:

y=-9x-1

Step-by-step explanation:

Question 3 (Mandatory) (10 points)
Simplify

(2/3a - 5) - (1/3a + 3)


*Please show your work so I can’t understand better thank you*

Answers

Answer:

1/3a - 8

Step-by-step explanation:

Distribute negative sign:

2/3a - 5 + -1 (1/3a + 3)

2/3a + -5 + -1 (1/3a) + (-1)(3)

2/3a + -5 + -1/3a + -3

Combine like terms:

2/3a + -5 + -1/3a + -3

(2/3a + -1/3a) + (-5 + -3)

= 1/3a - 8

left. \begin{array} { l } { z \geq 18250 s } \\ { \text { T

Answers

kya karna hai isme

what we have to do in this

Shown below are the scatter plots for four data sets.
Answer the questions that follow.

Answers

Clusters are when data is very close together therefore graphs 2 and 3 have clusters. The data doesn’t seem to fit the regression line very well like figure 4.

Outliers in data or scatter plots are when values are very separated form each other therefore scatter plot 1 is the only one that has outliers. It has blue dots that are very separate from its regression line.

Figure four doesn’t fit any of the questions asked.
Hope this helps!

Please help asap I’ll give you 20 points

Answers

Answer:

first one is left second one is right

Answer:

What is that on?

it is blury

When I am trying to find the whole of the percent and divide it what do I do with the remainder? Like do I put it together with the answer and go on or multiply them together ?

The problem I’m solving is [What number is 70% of 279]

And I divided them too and I got 39 and 3 reminder. Please scallion and help me with this problem in order to get marked

Answers

Answer:

a. 9.48

b. 195.3

Step-by-step explanation:

convert the corresponding per cent into a decimal (you can move the decimal place to the left by 2 or divide by 100) then just multiply it with the "of" number

Find the equation of a parabola in vertex form with given vertex and point.
Vertex (0,1) and passing through (-1,0)

Answers

keeping in mind that we could have a horizontally opening parabola or a vertically opening one using those values, let's use the vertical parabola type for the equation

[tex]~~~~~~\textit{vertical parabola vertex form} \\\\ y=a(x- h)^2+ k\qquad \begin{cases} \stackrel{vertex}{(0,1)}\\\\ \stackrel{"a"~is~negative}{o pens~\cap}\qquad \stackrel{"a"~is~positive}{o pens~\cup} \end{cases} \\\\[-0.35em] ~\dotfill[/tex]

[tex]y=a(x-0)^2+1\implies y=ax^2+1\qquad \textit{we also know that when} \begin{cases} x = -1\\ y = 0 \end{cases} \\\\\\ 0 = a(-1)^2+1\implies 0=a+1\implies \boxed{-1=a} \\\\[-0.35em] ~\dotfill\\\\ ~\hfill y=-x^2+1\implies \stackrel{\textit{vertex form}}{y = -(x-0)^2+1}~\hfill[/tex]

Help help help please please

Answers

◊  Hello there! ◊

◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦ ◦

7x+4/3<6

Get rid of the denominator first by multiplying both sides by 3:

7x+4<18

Now, move all the  numbers to the right, using the opposite operation:

7x<18-4

7x<14

Divide both sides by 7:

x<2

Therefore, x<2 ✔︎

Hope this helps!

~Just a felicitous gal

#HaveANiceDay

[tex]SilentNature \\;)[/tex]

A suit was marked with a 10% discount.
If the discount is $16.00, what was the original price of the suit?

Answers

Answer:

See below:

Step-by-step explanation:

Hello! My name is Galaxy and I will be helping you today. I hope you are having a nice day.

We can solve the problem in 2 steps, one being Solving and the other being Comprehending. I'll start off with comprehending.

Comprehending

So, we know that 10% of a number is $16. That means that [tex]\frac{1}{10}[/tex] of the number "[tex]x[/tex]" is equal to $16.

A percentage is basically a fraction of something, for example, 25% of a number would be [tex]\frac{1}{4}[/tex] of the same number.

Example:

25% of 10 = [tex]\frac{1}{4} * 10 = 2.5[/tex]

2.5 is 25% of 10 = [tex]2.5 \div \frac{1}{4}=10[/tex]

Now that we know the basics, we can do the real solving.

Solving

To solve, the question, we can first read the problem and make an equation,

"10% of [tex]x[/tex] is 16."

We can then make a equation.

[tex]x(\frac{1}{10})=16[/tex]

[tex]x=16 \div \frac{1}{10} \\x=160[/tex]

After solving, we know that 10% of 160 is equal to 16. We can prove that with the following:

[tex]16*10=160[/tex]

After solving our equation, we can see that the answer is $160.

$16 is 10% of $160.

Cheers!

Salina wants to buy a dress that sells for $55.00. If the sales tax is 8%, exactly how much will the dress costs?

Answers

Answer:

$44

Step-by-step explanation:

it's math

Answer:

$59.4

Step-by-step explanation:

Turn the percentage into a decimal.

8% = 0.08

Multiply.

55 * 0.08 = 4.4

Add.

59.4

Best of Luck!

What are the measures of Angles a, b, and c?

Show your work and explain your answers.​

Answers

Answer:

∡a has a vertical angle sibling of 40°, and vertical angles are always congruent.

∡b is the 3rd angle in a triangle, the other two are 40° and 90°, recall all interior angles in a triangle add up to 180°.

∡c is a linear angle, namely an angle on the same flat-line as another, and linear angles always add up to 180°.

Step-by-step explanation:

what is the slope of the line passing through the points (2,5) and (0,-4)?

Answers

Answer:

9/2

Step-by-step explanation:

10 +4m when m = -2
i really need help on this lol

Answers

10 + (4 x -2)
=2
10 + -8 = 2

Describe a way to obtain the same image without using rotations. (Can’t use stuff like 180°)

Answers

Answer:

Step-by-step explanation:

Reflection over x-axis then reflection over y-axis

What is the square root of 121?

Answers

Answer:

11

Step-by-step explanation:

A square root is any number that is multiplies by itself to get a number.

11*11=121

Hope this helps! Plz give brainiest!

Compare your response to the sample response above. What did you include in your explanation?
a reference to the horizontal-line test

a statement that the function is one-to-one
the conclusion that the inverse is a function

Answers

Answer:

mention the square root property?

Step-by-step explanation:

Which ratio is equivalent to 5:9? with a twist ( only those options)

Answers

[tex]\huge\bold\green{Option\ :-\ D}[/tex]

Divide the option with 4 so that you can get the equivalent ratio to 5:9 .

Solve the following inequality

Answers

I think it’s the last one x <= -4

Explain how to determine whether the difference of two numbers is less than or greater than the first number.

Answers

Answer:

To determine if the difference of two numbers is less or greater than the first number, check the value of the first number, and the value of the second number.

(greater) - (lesser) = (positive)

(lesser) - (greater) = (negative)

(neg lesser) - (neg greater) = (positive)

(neg greater) - (neg lesser) = (negative)

For Example:

10 - 5 = 5

5 - 10 = -5

(-5) - (-10) = 5

(-10) - (-5) = -5

Please correct me if I’m wrong, I may have misunderstood the question.

5$ pick up fee and 0.25$ per mile steady shuttle chargers 2$ pick up fee and 0.50 per mile

Answers

Answer:

rbghjkieknwhbkhw2l1;p

Step-by-step explanation:

Need help with this:/

Answers

9514 1404 393

Answer:

  y = -2x +2

Step-by-step explanation:

The slope is the y-change divided by the x-change:

  m = (y2 -y1)/(x2 -x1)

  m = (0 -2)/(1 -0) = -2

The y-intercept is the y-value when x=0: b = 2.

The slope-intercept equation is ...

  y = mx +b

  y = -2x +2

1. A local charity is collecting food for the winter. They have asked 150
families to donate 5 cans of food. If 80% of the families donate 5 cans of
food, how many cans should the charity collect? *

Answers

The charity should collect 600 cans of food

Number of families that the charity asked to donate food = 150

80% of the families donated 5 cans of food

Number of families that actually donated 5 cans of food = (80/100) x 150

Number of families that actually donated 5 cans of food = 0.8 x 150

Number of families that actually donated 5 cans of food  = 120

Number of cans donated by each family = 5

Number of cans donated by 120 families = 5 x 120

Number of cans donated by 120 families = 600

The charity should collect 600 cans of food

Learn more here: https://brainly.com/question/25458888

Donovan bought 5 1/2 kilograms of flour for $8.25. How much does it cost to buy 1 kilogram of flour?

Answers

Answer: Donovan paid less than $1.25 per kilogram of flour

Donovan paid less than $1.25 per kilogram of flour.

Other Questions
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