Question

I'll probably post alot of math, that's what I need to get 80% in today and I have like 50%

Answer 1

Explanation:

1. (6/a)x + 5 = 4

(6/a)x = -1

6x = -a

x = -a/6

2. 2ax + 7 = 13

2ax = 6

ax = 3

x = 3/a

3. -ax - 20 = -14

-ax = 6

x = -6/a