Question

1.)

-9 + 4r = 4r - 3 - 6

2.)

6x - 2x + 8 = x + 5

3.)

4n + 5n + 15 = 5n + 7n

Answer 1

-9 + 4r = 4r - 3 - 6
0 = 0

6x - 2x + 8 = x + 5
4x + 8 = x + 5
3x = 5 - 8
3x = -3
x = ?

I'll be glad to check your answer for the last problem.

Answer 2

on the last one its the only one that i didn't get the others im just checking if i got them right.

Answer 3

I'm sorry you didn't post your answers to the first two problems.

Answer 4

oh sorry i forgot.