helppppppppppppppppppppp

Helppppppppppppppppppppp

Answers

Answer 1

Answer:

Step-by-step explanation:

1) 5 - [-5] = 5 + 5 = 10

2)8 - 13 = 8 + (-13) = -5

3) 12 +(-3) = 9

4) x + (-7) = 5

   x - 7 = 5

        x = 5 + 7

x = 12

We need to add 12 to (-7) to get 5

5) 7 - x = -5

    7 = -5 +x

  7 + 5 = x

    12 = x

We need to take away 12 to 7 to get (-5)

6) 7 - (-10) = 7 + 10 = 17

17° C


Related Questions

x+2/x-1 / x-3/x-1 when x ≠ 1

Answers

Answer:

[tex] \frac{ \frac{x + 2}{x - 1} }{ \frac{x - 3}{x - 1} } \\ = \frac{x + 2}{x - 1} \times \frac{x - 1}{x - 3} \\ = \frac{x + 2}{x - 3} \: when \: x \ne3[/tex]

how can we make a denominator as a unit rate like 1

Answers

Answer:

Step-by-step explanation:

When you have a rate, eg. The price is for every number of items, and the quantity in the denominator is not 1, you can calculate the price or the unit rate per unit by completing the division: the numerator divided by the denominator.

This is a crossword puzzle for math terms,

i tried my best to solve them but i cant! can someone please help?

Answers

Across:-

1. co- interior

5. alternate

7 . transversal line

8. exterior angle

Down:-

2. skew lines

3. Parallel lines

4. corresponding

6. alternate exterior

YES I AM GIVING A BRAINLST

Answers

Answer:

it's the third one!

Step-by-step explanation:

ur welcome :)

Thanks for giving out brainlist

22 miles in
3
hour
4 4
Find the unit rate

Answers

Answer:

Use a fraction calculator because it will help you to explain their answer better

Convert from the given standard form of a linear equation to the slope intercept form of a linear equation
1. x+ 5y = 5
2. 3x + 2 y = 4
3. 2x+ y = 4
4. 4x - 2y = 6
5. 8.x- 4y = 16
6. 3x+ 4y = 4
7. 9x - 4y = -16
8. 2x-5y = 10
9. 3x +5y = 10
10. 7x - y =4

(•‿•)​

Answers

Step-by-step explanation:

remember, we need to get to an expression of the form

y = ax + b

1.

x + 5y = 5

5y = -x + 5

y = (-1/5)x + 1

2.

3x + 2y = 4

2y = -3x + 4

y = (-3/2)x + 2

3.

2x + y = 4

y = -2x + 4

4.

4x - 2y = 6

2y = 4x - 6

y = 2x - 3

5.

8x - 4y = 16

4y = 8x - 16

y = 2x - 4

6.

3x + 4y = 4

4y = -3x + 4

y = (-3/4)x + 1

7.

9x - 4y = -16

4y = 9x + 16

y = (9/4)x + 4

8.

2x - 5y = 10

5y = 2x - 10

y = (2/5)x - 2

9.

3x + 5y = 10

5y = -3x + 10

y = (-3/5)x + 2

10.

7x - y = 4

y = 7x - 4

find the equation of the line shown

Answers

Answer:

y=x+1

Step-by-step explanation:

find 2 points which they are on the line

for example:

f(0)=1 Basically shows: x=0,y=1

f(1)=2 Also: x=1,y=2

Find the slope of the line

m=∆y/∆x

[tex]m = \frac{2 - 1}{1 - 0} = 1[/tex]

Also we know:

y-y0=m(x-x0)

Put one of the points instead of y0 & x0:

y-1=1(x-0)

y=x+1

(An easy way is: put 2 points of the line in this equation y=ax+b and find a and b)

Here’s the question!

Answers

Answer:

refer to the attachment

now i m 100% sure that this is correct

plzz plzz plzz mark as brainliest



1. A roller coaster holds 30 people. There are 252 people waiting for a ride. How

many times will the roller coaster need to run so that all 252 people get a ride

Answers

Answer:

They would need to wait almost 9 times to ride.

Step-by-step explanation:

252 divided by 30 equals 8.4.

1/2 + 1/8 + 3/4 as a fraction

Answers

Answer:

[tex]1\frac{3}{8} aka \frac{11}{8}[/tex]

Step-by-step explanation:

to start, think of them as decimals

1/2 = 0.5

1/8 = 0.125

4/4 = 0.75

if you add them, youll get 1.375

as a fraction this is [tex]1\frac{3}{8} aka \frac{11}{8}[/tex]

The table shows the heights of three different rock formations that Jeremy is considering. Rewrite the equation for the line of best fit. Then use the equation to predict how long it will take to climb and come back down the three rock formations.

Type the correct answer in each box. Round your answers to the nearest hundredth.

Answers

Answer:

Step-by-step explanation:

45–120

75–215

145–400

Step-by-step explanation:

This table shows the heights of three different rock formations that Jeremy is considering.

45-120

75-215

145-400

What is the simple definition of the equation?

1: Statement about the equivalence of two formulas. 2: An expression that expresses a chemical reaction using a chemical symbol.

What is an equation? What is the type of equation?

There are two types of equations, identities and constraint equations. The ID applies to all values ​​of the variable. Constraint equations apply only to specific values ​​of variables. The equations are described as two equations joined by an equal sign ("=").

To learn more about an equation, at

https://brainly.com/question/2972832

#SPJ2.

to celebrate the world green day a school planted saplings at school for two days.on the first day 1536 saplings were planted.another 480 saplings were planted on the second day.estimate the total number planted.​

Answers

Answer:

about 2000

Step-by-step explanation:

1536 rounded to the nearest hundred is 1500

480 rounded to the nearest hundred is 500

1500+500 is 2000

exact answer is 2016 and when rounded to nearest hundred it is 2000

Which expression is a quadratic binomial?
A.) x^2 - 16x
B.) 12x^4 + 3x^2 - 6x - 1
C.) 9x^2
D.) 6x^4 - 12x

Answers

Answer:

A

Step-by-step explanation:

A quadratic is 'involving the second and no higher power of an unknown quantity or variable.'

Therefore, we can exclude b and d easily because both have a higher power of 2. 9x^(2) is not a binomial because it only has 1 term (i think its called a term) leaving A, x^2-16x as the only answer left.

which expressions are equivalent to 2 to the power of 11?

Answers

Answer:

Step-by-step explanation:

2048/4 = 512

2000 + 48 = 2048

4 x 412 = 2048

Frank can purchase bags of apples in four sizes. Which size is the best buy? *

25 points

2-lb bag for $3.33

3-lb bag for $4.70

4-lb bag for $5.14

5-lb bag for $6.20

Other:

Answers

answer: 5-lb bag for $6.20
explanation: if you calculate $6.20 divided by 5lbs, it gives you $1.24 per pound, which is the cheapest compared to the others

The size of the bag to buy is 5-lb bag for $6.20

What is the unit rate?

A unit rate means a rate for one of something. We write this as a ratio with a denominator of one. For example, if you ran 70 yards in 10 seconds, you ran on average 7 yards in 1 second. Both of the ratios, 70 yards in 10 seconds and 7 yards in 1 second, are rates, but the 7 yards in 1 second is a unit rate.

Given that, Frank can purchase bags of apples in four sizes.

To find the best size, checking for the price of bags per pound,

1) 2-lb bag for $3.33

so, for 1 pound = 3.33/2 = $1.665

2) 3-lb bag for $4.70

so, for 1 pound = $1.56

3) 4-lb bag for $5.14

so, for 1 pound = 5.14/4 = $1.285

4) 5-lb bag for $6.20

so, for 1 pound = 6.20/5 = $1.24

In all the four size, the 5 pound bag is cheapest.

Hence, The size of the bag to buy is 5-lb bag for $6.20

For more references on unit rates, click;

https://brainly.com/question/29781084

#SPJ2

solve the median of 4,5,3,4,3,1

Answers

Answer:

arrange them in order = 1,3,3,4,4,5

then cancel them slowly from both side = 3,3,4,4

until u find a single number or two number.

for two number which is same as this do (3+4)/2 which is 7/2 = 3.5

Step-by-step explanation:

4,5,3,4,3,1 (n = 6)

[tex] \\ \tt median = \frac{n + 1}{2} [/tex]

[tex] \\ \tt \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \frac{6 + 1}{2} [/tex]

[tex] \\ \tt \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \frac{7}{2} [/tex]

[tex] \\ \tt \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 3.5[/tex]

If the radius of a circle A is 4 cm and got an area for that circle, if you doubled the radius for circle B would the area be double the area of circle A?

Answers

Answer:

No

Step-by-step explanation:

The area won't double by doubling the radius because the radius gets squared and 4^2=16 while 8^2 = 64.

What is the slope of this graph?

1. - 1/3
2. 1/3
3. -3
4. 3

Answers

-3

find two points then do rise over run
the rise is -3 and the run is 1 which just makes it -3.

SOMEONE PLS HELPP ILL GIVE BRAINLIEST

Answers

Answer:

width = 15 inches

length = 30 inches

Step-by-step explanation:

Let width = w

Length =2w

Perimeter = 90 inches

2*(length + width) = 90

2*(2w +w ) = 90

2* 3w = 90

6w = 90

  w = 90/6

 w = 15 units

length = 2*15 = 30 units

help ur boy out abcdefghijklmnopqrstuvwxyz

Answers

Answer:

(-6, 10) (-10, 9) (-11, -6) (-5, 1)

Step-by-step explanation:

(x,y) → (x-8, y+4)

1. (2, 6)

(2-8, 6+4)

(-6, 10)

2. (-2, 5)

(-2-8, 5+4)

(-10, 9)

3. (-3, -10)

(-3-8, -10+4)

(-11, -6)

ídk man u should connect it to (11, -7) since it's the only choice closest to the right answer, but If u can write the correct then write this. there's prolly an error in that quiz ídk

4. (3, -3)

(3-8, -3+4)

(-5, 1)

still not in the choices nanii but (5, -14) is the only choice left and also the closest, and even if u use calculator the correct answer is still (-5, 1). sigh, I hope this helper at least

A square park has an area of 120 m2

a) What are the dimensions of the park? Give your answer to the nearest metre.
b) If fencing costs $18.50/m, how much would it cost to install a fence around the park?
Show your work

Answers

Answer:

The dimensions of the Park is120m2

Angle 4 and 6 are _____ angles

Answers

Acute hehehejennejudjebrjeuebjeue

Answer:

opposite side interior angles

Step-by-step explanation:

Could someone please help me out with this? Determine if the two figures are congruent and explain your answer. (10 points) (It would help if you explained the rotation and maybe include a postulate equation)

Answers

Answer:

the two figures are congruent and the same, just mirrored and rotated. If you count the units between points on both, they are the same

Step-by-step explanation:

Cyndi got a manicure over the weekend. How much money will she need if the original cost is $35 plus a 9.25% tax and 15% tip? Round to the nearest tenth if necessary.

Answers

So you have $35+$3.24+$5.25= $43.49

b) (2045+2553−3022):522

Answers

Answer:

822,672

Step-by-step explanation:

(2045+2553-3022)\times 522

(2045+2553−3022)×522

(2045+2553-3022)522

1 Simplify  2045+2553 to 4598.

(4598-3022)times 522

(4598−3022)×522

2 Simplify  4598-3022 to1576.

1576 times 522

1576×522

3 Simplify.

822672

Find the missing coefficient in the equation of the line that passes through the given point Write the completed equation 3x + By = 97, (21, - 4)

Answers

Answer:

[tex]-\frac{17}{2}[/tex]

Step-by-step explanation:

Substitute the point (21,-4) in for [tex]x[/tex] and [tex]y[/tex] in the equation making

[tex]3(21)+B(-4)=97[/tex]

Simplify and solve

[tex]63-4B=97[/tex]

[tex]-4B=34[/tex]

[tex]B=-\frac{17}{2}[/tex]

Can you explain how to solve this please?

Answers

9514 1404 393

Answer:

  -25

Step-by-step explanation:

Consult your memory of multiplication tables to determine the square root of 100.

  10×10 = 100

  √100 = 10

Then multiply that value by -2.5

  -2.5×10 = -25

___

Of course, you can use a calculator or spreadsheet to evaluate this expression, too.

0.32 to 0.37 percent of change increase or decrease

Answers

Answer:

d. 14% of increase

Step-by-step explanation:

0.32 to 0.37 = increase

0.37 - 0.32 = 0.05

What percentage is 0.05 of 0.37

X/100 = 0.05/0.37

(0.05 * 100)/0.37

X = 13.51 = 14%

guys pls help me!!!!!!!!

Answers

What to help

x=(-x+5)

Very easy

pleaseeeeee help!!!! thank you!

Answers

Answer:

-3/2

Step-by-step explanation:

In the image

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