Answer:
a)
b) 1.5 hours after thickness will be 2 inches.
Step-by-step explanation:
45 %
6x5=30-4=26x6=156-6=150
The only solution I see is for x=0
y=8x+2
y=-8x+2
y=y so substitute:
8X+2=-8X+2
Subtract 2 from each side
8X=-8X
divide each side by 8
x=-x