148k views
2 votes
8+4x=9x-7 please and thank you

User Murmansk
by
4.3k points

2 Answers

4 votes

Answer:

x = 3

Explanation:

8 + 4x = 9x - 7

8 + 4x - 9x = 9x - 9x - 7

8 - 5x = - 7

8 - 8 - 5x = - 7 - 8

- 5x = - 15

- 5x ÷ - 5 = - 15 ÷ - 5

x = 3

User Mtraceur
by
4.4k points
3 votes

Answer:

x = 3

Explanation:

4x - 9x = -5x

-7 - 8= -15

-5x / -15 = 3

Have a good day :)