16=4r+4

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Solution for 16=4r+4 equation:



16=4r+4
We move all terms to the left:
16-(4r+4)=0
We get rid of parentheses
-4r-4+16=0
We add all the numbers together, and all the variables
-4r+12=0
We move all terms containing r to the left, all other terms to the right
-4r=-12
r=-12/-4
r=+3

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