-4(r+3)=-57

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Solution for -4(r+3)=-57 equation:



-4(r+3)=-57
We move all terms to the left:
-4(r+3)-(-57)=0
We add all the numbers together, and all the variables
-4(r+3)+57=0
We multiply parentheses
-4r-12+57=0
We add all the numbers together, and all the variables
-4r+45=0
We move all terms containing r to the left, all other terms to the right
-4r=-45
r=-45/-4
r=11+1/4

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