SOLUTION: solve 4/5(d-2)=-3(d+3)/4

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Question 804058: solve 4/5(d-2)=-3(d+3)/4
Answer by erica65404(394) About Me  (Show Source):
You can put this solution on YOUR website!
4%2F%285%28d-2%29%29=%28-3%28d%2B3%29%29%2F4
4%2F%285d-10%29=%28-3d-9%29%2F4
You can cross multiply
16=%285d-10%29%28-3d-9%29
16=-15d%5E2-15d%2B90
0=-15d%5E2-15d%2B74
use quadratic formula

d=%2815%2B-sqrt%284665%29%29%2F-30