mels12 mels12
  • 14-12-2020
  • Mathematics
contestada

Simplify each expression

1. -7(6v+4)+3v(v+3)

2. -3k(2k-3)+7(k-7)

Respuesta :

natalie5210 natalie5210
  • 14-12-2020
1. -7(6v+4)+3v(v+3)
-42v-28+3v ²+9v
-33v-28+3v ²
=3v ²-33v-28

2. -3k(2k-3)+7(k-7)
-6k ²+9k+7k-49
= -6k ²+16k-49
Answer Link
lesliejisselle lesliejisselle
  • 14-12-2020

Answer:

1. 3v^2 - 33v -28

2. -6k^2 + 16k - 49

Step-by-step explanation:

1. (-7 x 6v) + (-7 x 4) + (3v x 1v) + (3v x 3)

-42v-28+3v^2+9v

3v^2 + 9v - 42v -28

3v^2 - 33v -28

2. (-3k x 2k) + (-3k x -3) + (7 x 1k) + (7 x -7)

-6k^2+9k+7k-49

-6k^2 + 16k -49

Answer Link

Otras preguntas

Write the correct present-tense form of each verb in (parentheses): 1. Nosotros 2. Ellas los periódicos. (comprar) muy bien. (bailar) este grupo. (gustar) con m
Drag numbers to complete the table for the missing values
On what issue did Federalists disagree most strongly?
Help please ! It will mean a lot brainlist
Which of the options below show a pair of supplementary angles? Select all that apply. A) 160°, 20° B) 120°, 40° C) 45°, 135° D) 30°, 120°
I WILL GIVE BRAINLIEST!!! Choose the relative clause in this sentence. I can't wait to visit the house where everything is made of gingerbread. Choose 1 answer:
solve for x: 100-6x=160-10x
15. Solve for x. 10x - 72 3r-4
Need some help rn I have an f
Help pleaseeeeeeeeeeee