4r+16=8(4+r)-4(r+4)

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Solution for 4r+16=8(4+r)-4(r+4) equation:



4r+16=8(4+r)-4(r+4)
We move all terms to the left:
4r+16-(8(4+r)-4(r+4))=0
We add all the numbers together, and all the variables
4r-(8(r+4)-4(r+4))+16=0
We calculate terms in parentheses: -(8(r+4)-4(r+4)), so:
8(r+4)-4(r+4)
We multiply parentheses
8r-4r+32-16
We add all the numbers together, and all the variables
4r+16
Back to the equation:
-(4r+16)
We get rid of parentheses
4r-4r-16+16=0
We add all the numbers together, and all the variables
=0
r=0/1
r=0

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