Question

Help with practice problem

Answer 1

i think the answer is r=0.5 or r=−3/2−x^2

Explanation:

-4r^2-4r=6

step 1. -4r(-4r)= 16r

16r-4r=6

step 2. 16r-4r=12r

12r=6

step 3. /12 on both sides

r= 0.5