Mathematics I don t understand please help

Answer:
1. y=3x-2 -> x= (y+2)/3
Step-by-step explanation:
You simply sub-in the m and b, then "reverse" the problem by doing the steps to get from the 2nd, to the first.
Answer:
Step-by-step explanation:
1.y=3x-2
2.y=2/5x+2
3.y=-1/2x+4
4.y=-4x+3
5.y=5x+18
8.y=-3/2+1
you didn't include 6 & 7 that's why i skipped them
hope this helped :)