Should be 18x^4-12x.
Let me know if you want more of an explanation.
First you'll have to bring the equation in form y = mx + b.
4y = -x - 32
y = -1/4 x - 8
So the slope is -1/4 and y-intercept is -8
Hope this helps :)
Answer:
3/5
Step-by-step explanation:
3/4 x 4/5 = 3/5