3 years ago

Subtract 8 y^2 − 5 y + 7 from 2 y^2 + 7 y + 1 1 The answer is: −6y ^2 +12y+4

Mathematics

1 answer:

lys-0071 [83]3 years ago

4 0

Answer:

$\large\boxed{-6y^2+12y+4}$

Step-by-step explanation:

$(2y^2+7y+11)-(8y^2-5y+7)\\\\=2y^2+7y+11-8y^2-(-5y)-7\\\\=2y^2+7y+11-8y^2+5y-7\qquad\text{combine like terms}\\\\=(2y^2-8y^2)+(7y+5y)+(11-7)\\\\=-6y^2+12y+4$

You might be interested in

Select all the expressions that are equivalent to 9 + 7x – 3y. 9 + 7x + 3y 9 – 7x – 3y 9 – 7x + 3y 9 + 7x + (–3y) 9 – (–7)x – 3y

bulgar [2K]

0^9 +7x+189yx−3y

+7x−3y

+7x+3y

−7x−3y

−7x+3y

+7x+189yx−3y

2 Collect like terms.

{o}^{9}+(7x+7x-7x-7x+7x)+(-3{y}^{9}+3{y}^{9}-3{y}^{9}+3{y}^{9})+189yx-3y

+(7x+7x−7x−7x+7x)+(−3y

+3y

−3y

+3y

)+189yx−3y

3 Simplify.

{o}^{9}+7x+189yx-3y

+7x+189yx−3y

6 0

2 years ago

The momentum of an object, p, is determined by its mass, m, and its velocity, v. The formula for this relationship is shown.

timama [110]

Answer:

Step-by-step explanation:

7 0

2 years ago

Help! This is prob an easy question since it’s for Hunter prep, but I have no idea how to do it. If you could answer, that would

olga_2 [115]

Answer: I think it would be option E

Step-by-step explanation:

If my answer helps u plz add me as brainliest.

3 0

1 year ago

1/3 Solve a = 3/5 O a = 3/4 O a = 4/3 O a = 5/3

qwelly [4]

Sheeesh theeeeee answerrrrrrrr isssssss a=3/4

8 0

2 years ago

What is the volume of a cube with 2 1/4 inch sides

eduard

Answer:11.39

Step-by-step explanation:

8 0

2 years ago