Please please help me out with this!

Answer:
g = - 2h
Step-by-step explanation:
Given
1.5g + h = g
Collect the terms in g together by subtracting g from both sides
1.5g - g + h = 0
0.5g + h = 0 ( subtract h from both sides )
0.5g = - h ( multiply both sides by 2 )
g = - 2h