162k views
5 votes
7) -129 = 7(-7 - 4v) + 8v​

2 Answers

6 votes

Answer:

v=4

Explanation:

1) distribute

-129= -49 - 28v + 8v

2) Add like terms

-129= -49 - 20v

3)Isolate

-80= -20v

4)Divide

v=4

User Gonzalez
by
4.2k points
6 votes

Answer:

v = 4

Explanation:

-129 = 7(-7 -4v) + 8v

-129 = -49 - 28v + 8v

-129+49=-20v

-20v = -80

20v = 80

v = 4

User Jalanda
by
4.6k points