-4(r-4)=-4

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Solution for -4(r-4)=-4 equation:



-4(r-4)=-4
We move all terms to the left:
-4(r-4)-(-4)=0
We add all the numbers together, and all the variables
-4(r-4)+4=0
We multiply parentheses
-4r+16+4=0
We add all the numbers together, and all the variables
-4r+20=0
We move all terms containing r to the left, all other terms to the right
-4r=-20
r=-20/-4
r=+5

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