SOLUTION: Please refresh my memory on to solve for r -q-7r=-24

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Question 949048: Please refresh my memory on to solve for r
-q-7r=-24
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
solve for r
-q-7r=-24
add q to both sides
-7r = q - 24
r has to be positive, multiply both sides by -1
7r = -q + 24
or
7r = 24 - q
divide both sides by 7
r = %28%2824-q%29%29%2F7