-5(8+7r)=-285

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Solution for -5(8+7r)=-285 equation:



-5(8+7r)=-285
We move all terms to the left:
-5(8+7r)-(-285)=0
We add all the numbers together, and all the variables
-5(7r+8)-(-285)=0
We add all the numbers together, and all the variables
-5(7r+8)+285=0
We multiply parentheses
-35r-40+285=0
We add all the numbers together, and all the variables
-35r+245=0
We move all terms containing r to the left, all other terms to the right
-35r=-245
r=-245/-35
r=+7

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