ADD the following

1. 12a²b² , -7a²b² and 9a²b²
2. 4x²y , -3xy² , -5xy² , 5x²y

Subtract the following

1. -10abc from 10abc
2. -5y from y²

spammers = reported
don't give unwanted ans to steal the points
well explained ans needed :) ​

Answers

Answer 1

1. 1. 12a²b² , -7a²b² and 9a²b²

anwer ;

12a²b² - 7a²b² + 9a²b² = ( 12 - 7 + 9 )a²b²= 14 a²b²

2. 4x²y , -3xy² , -5xy² , 5x²y

answer ;

( 4x²y + 5x²y ) + (- 3xy² - 5xy² ) = (4 + 5)x²y + ( -3 - 5) xy² = 9x²y - 8 xy²

3. -10abc from 10abc

answer ;

10abc - ( -10abc ) = 10abc + 10abc = (10 + 10) abc 20abc

4. -5y from y²

answer ;

y² - ( -5y² ) = y² + 5y²= y² ( 1 + 5 ) = 6y²

I hope my answer helps you

Answer 2

#1

[tex]\\ \sf\longmapsto 12a^2b^2-7a^2b^2+9a^2b^2[/tex]

[tex]\\ \sf\longmapsto (12-7+9)a^2b^2[/tex]

[tex]\\ \sf\longmapsto 14a^2b^2[/tex]

#2

[tex]\\ \sf\longmapsto 4x^2y-3xy^2-5xy^2+5x^2y[/tex]

[tex]\\ \sf\longmapsto 9x^2y-8xy^2[/tex]

#3

[tex]\\ \sf\longmapsto 10abc-(-10abc)=(10+10)abc[/tex]

[tex]\\ \sf\longmapsto 20abc[/tex]

#4

[tex]\\ \sf\longmapsto y^2-(-5y)[/tex]

[tex]\\ \sf\longmapsto y^2+5y[/tex]


Related Questions

I need help
I will give a ...
THANKS
5 STARS
BRAIENLEIST

Answers

Answer:

the answer for the equation is 3

Jorge had 1/2 pizza left in the fridge. At breakfast he ate 1/3 of it. What fraction of the original pizza does he have left for lunch

Answers

Answer:

1\2 of 8=4

so, 4

4:1\2=

2 so he has 2 slices left

Step-by-step explanation:

HELP ASAP!!!!!!
I need help with the slope

Answers

Answer:

2/3

Step-by-step explanation:


.
Base Salary: $48,000
Applications: 910
Fee: $1.75 per application

what’s the total earning

Answers

Answer:

$49,592.50

Step-by-step explanation:

First, to find the total fee of application you times 910 by $1.75 which will give you

910 × 1.75 = 1592.5

Then you add 48,000 with 1,592.5

which will give you an answer of

48,000 + 1,592.5 = $49,592.50

:)

Lalit had 10 toys and he gave 1/3 of the toys to his sister. Find the number of toys left with him.

Answers

Total number of toys with Lalit = 10

Toys he gave to his sister = 1/3 of 10.

Toys left with him = ?

Toys given = 1/3 × 10

= 10/3

= 3.33

= 3 toys (approx.)

Toys left = 10 - 3

= 7 toys (approx.)

_____

RainbowSalt2222 ☔

the midpoint of (3 x, -2) and (-4, 5y) is (1,4). find x, -y​

Answers

Answer:

(x,-y): (2,-2)

Step-by-step explanation:

M=(x+x)/2,(y+y)/2

Given (1,4)=

[tex] \frac{3x - 4}{2} [/tex]

This implies:

[tex]1 = \frac{3x - 4}{2} [/tex]

[tex]3x - 4 = 2 \\ 3x = 2 + 4 \\ \frac{3x }{3} = \frac{6}{3} \\ x = 2[/tex]

In a similar way,

[tex]4 = \frac{ - 2 + 5y}{2} \\ - 2 + 5y = 8 \\ 5y = 10 \\ y = 2[/tex]

The question demanded (x,-y)

Hence(2,-2) is the answer

what are the values of each missing angle?

Answers

Answer:

Step-by-step explanation:

m∠ 1 = 104°

m∠ 2 = 79°

m∠ 3 = 65°

m∠ 4 = 45°

m∠ 5 = 73°

m∠ 6 = 147°

L,U,N,C,H,L,U,N,C,H,L,U. Is a pattern that continues to infinity.

Answers

Answer:

Yes

Step-by-step explanation:

because it is going to keep saying LUNCH

This is my little sister's homework and I don’t get it help me

Answers

Answer:

Step-by-step explanation:

25 for blue

42 for red

Answer:squere is 42 and triangle id 25

Step-by-step explanation:I now that squere 42 becuse if you add 42 plus 30 equels 72 and i now the triangle is 25 becuse 25 plus 25 equels 50

Can someone please give me the (Answers) to this? ... please ...

Answers

Answer:

1.  Consecutive Interior

2. Corresponding

3. Alternate Exterior

4. 111°

5. 80°

6. 110°

barely anyone answer my questions all day im just trying to get this test over with before thanksgiving break it my last thing and i always fail these tests :(

Answers

Answer:

I don't see anything here to help with

Find the surface area of a cube
with side length 8.5 cm.

Answers

Answer:   433.5 square cm

=========================================================

Explanation:

A cube has 6 identical faces, all of which are squares.

Each square has a side length of 8.5 cm, so its area is (8.5)^2 = 72.25 sq cm.

The overall surface area, aka the area of all 6 faces combined, is 6*72.25 = 433.5 square cm

Answer:

A=433.5cm²

Step-by-step explanation:

A=6a2=6·8.52=433.5cm²

question 6, almost done promise

Answers

A. Driving in the city

At a sporting goods store, the price of a bicycle is $650. During a sale, this price is marked down 45%. What is the sale price of the bicycle? Enter your answer in the box.​

Answers

Answer:

292.5

Step-by-step explanation:

calculations

45 percent of 650 Is 292.5

Yolanda made $231 for 11 hours of work. At the same rate, how many hours would she have to work to make $168?

Answers

Answer:

8 hours

Step-by-step explanation:

231/11=$21 an hr

168/21=8hrs

Divide 5 by 1,000 and round to the nearest whole number

Answers

Answer:

1

Step-by-step explanation:

5÷1000=0.005

0.005 ≈ 1 (1 is the nearest whole number)

Hope this helps!

The number 5 divided by 1,000 is approximately 0 when rounded to the nearest whole number.

To divide 5 by 1,000, we simply perform the division:

5 ÷ 1,000 = 0.005

Now, to round the result to the nearest whole number, we examine the first decimal place. Since it is less than 5, we round down to the nearest whole number.

Thus, the rounded result is 0.

Rounding is a process used to simplify numbers to a certain level of precision. When rounding to the nearest whole number, we look at the digit to the right of the decimal point (the first decimal place). If this digit is 5 or greater, we round up to the next whole number. If it is less than 5, we round down to the current whole number.

In this case, 0.005 is less than 0.5, so we round down to 0.

To learn more about division click on,

https://brainly.com/question/14907741

#SPJ2

1.4 x + 7y ≥ 21
10x - 2y ≥ 16

Answers

Answer:3−4x/7≤y≤−8+5x

Step-by-step explanation:

What is the role of parentheses in expressions containing exponents?

Answers

Step-by-step explanation:

the quantity inside the parentheses is being multiplied by itself the number of times the outside exponent

What is the product when 20 3 is multiplied with 9 25 ?

Answers

Answer:

187.775

Step-by-step explanation:

20.3×9.25=

187.775

Rashid solves the following system of equations using the elimination method.

6x−5y=−31

5x+3y=10

What value does he correctly determine for x?

Enter you answer in the box. x =

Answers

Answer:

X = -1 & and for some additional information Y = -5

Step-by-step explanation:

6 x (-1) = (-6)

5 x (-5) = (-25)

(-6) - (-25) = (-31)

_____________

5 x (-1) = (-5)

3 x (-5) = (-15)

(-5) + (-15) = 10

Answer:

  x = -1

Step-by-step explanation:

Rashid may have used elimination to solve the problem, but we can use any method we like to find the correct value of x. One method we like is graphing. The attached graph shows the solution is (x, y) = (-1, 5), so we know Rashid found ...

  x = -1

__

If we go down Rashid's path, we multiply the first equation by 3 and add that to the second equation multiplied by 5. (This choice of multipliers results in a positive coefficient for x.)

  3(6x -5y) +5(5x +3y) = 3(-31) +5(10)

  18x -15y +25x +15y = -93 +50 . . . . . . eliminate parentheses

  43x = -43 . . . . . . . . . . . . . . . . . simplify

  x = -1 . . . . . . . . . . . . . . . . . divide by 43

a tube of toothpaste is marked 3.92 for 8 ounces what is the price per ounce

Answers

Answer:

$0.49

Step-by-step explanation:

answer: $0.49

explanation: 3.92/8 = .49

Find the slope between:
(4,5)
(3,5)

Answers

Answer:

If a line goes through both points, the slope of that line would be [tex]0[/tex].

Step-by-step explanation:

The slope of a line is equal to the ratio between the vertical change of this line "rise" and the corresponding horizontal change "run":

[tex]\begin{aligned}\text{slope} &= \frac{\text{rise}}{\text{run}}\end{aligned}[/tex].

If a non-vertical line goes through two distinct points [tex](x_{0},\, y_{0})[/tex] and [tex](x_{1},\, y_{1})[/tex] where [tex]x_{0} \ne x_{1}[/tex], the vertical change (rise) would be [tex](y_{1} - y_{0})[/tex]. The corresponding horizontal change would be [tex](x_{1} - x_{0})[/tex]. Thus, the slope of that line would be:

[tex]\begin{aligned}\text{slope} &= \frac{\text{rise}}{\text{run}} \\ &= \frac{y_{1} - y_{0}}{x_{1} - x_{0}}\end{aligned}[/tex].

In this question, [tex]x_{0} = 4[/tex] and [tex]y_{0} = 5[/tex] for the first point, whereas [tex]x_{1} = 3[/tex] and [tex]y_{1} = 5[/tex] for the second point.

The rise (vertical change) of this line from the first point to the second would be [tex](y_{1} - y_{0}) = 5 - 5 = 0[/tex]. The corresponding run (horizontal change) would be [tex](x_{1} - x_{0}) = 3 - 4 = -1[/tex].

Thus, the slope of this line would be:

[tex]\begin{aligned}\text{slope} &= \frac{\text{rise}}{\text{run}} \\ &= \frac{y_{1} - y_{0}}{x_{1} - x_{0}} \\ &= \frac{5 - 5}{3 - 4} \\&= \frac{0}{-1} \\ &= 0\end{aligned}[/tex].

In other words, the slope of this line is [tex]0[/tex]. Geometrically, a slope with a slope of [tex]0\![/tex] would be horizontal. The vertical coordinate of all points on such line would be the same ([tex]5[/tex] for points on the line in this question.)

I will give brainliest

Answers

Answer:

y=-1/2x+2

Step-by-step explanation:

2 = 0 +b

2=b

y=-1/2x+2

Answer:

y = -1/2x + 2

Step-by-step explanation:

Follow the y = mx + b. B stands for the y-intercept, which is 2 in this case. M stands for the slope, which is the constant -1/2. Pls brainliest i want to level up ty!!!!!

help my little brother please!!​

Answers

Answer: The answer should be D

The answer is c. Bbbh

Please look at the image and don’t send me links that I will have to download apps on it or viruses

Answers

this isn’t mathematics. try going to biology to get a fastest answer.
all I know is that B. Goes with 13.

Please help i reward brainliest and give points

Please no spams
Please no links
Please no wrong answers
If you dont know the answer please dont put anything

Answers

What is the question?

when a force is applied to an object its, ________, the object may ____________________.

Answers

Answer:

merry Christmas to you advance

-
S2x+3y=-12
(4x-4y=4

Answers

Answer:

I'll assume "S2x+3y=-12" is actually 2x+3y=-12 and that the question is to solve for x and y.

x = -(9/5)

y = -(14/5)

Step-by-step explanation:

2x+3y=-12

4x-4y=4

---

2x+3y=-12

8x+12y=-48  [Multiply the 1st equation by 4]

12x-12y=12   [Multiply the second equation by 3]

20x = -36     [Now we can add the two equations to remoce the y term]

x = -(36/20)  

x = -(9/5)       [The value for x]

====

2x+3y=-12        [Take either equation and s=use x=-(9/5) to find y]

2(-9/5)+3y=-12  

-(18/5) + 3y = -12

+ 3y = -12 + (18/5)

y = -4 + (6/5)

y = -(20/5)+(6/5)

y = -(14/5)          [This is the value of y that will work for both equations]

These equations both have the point (-9/5, -14/5) in common:  they intersect here.

This problem can also be solved by graphing each equation and finding the point they inersect on the graph (attached).

In plane ABC the measure of angle A equals 42° the measure of angle B is five times the measure of angle C find the measure of angle B and the measure of angle C.

Answers

Step-by-step explanation:

I think what is meant in the triangle ABC we have the three angles.

the sum of all angles in a triangle is airways 180 degrees.

so,

180 = A + B + C

180 = 42 + B + C

now, we know also that

B = 5×C

so, we can use that above

180 = 42 + 5×C + C

138 = 6×C

C = 138/6 = 23 degrees

B = 5×C = 5×23 = 115 degrees


The table shows information about the heights of 80 plants. Find the class interval that contains the median.

(Please explain to me how you get your answer so I can get a better understanding. Thanks)

Answers

Answer:

sorry I can't help you hope you understand

Step-by-step explanation:

sorryy

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