4(r+8)=40

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Solution for 4(r+8)=40 equation:



4(r+8)=40
We move all terms to the left:
4(r+8)-(40)=0
We multiply parentheses
4r+32-40=0
We add all the numbers together, and all the variables
4r-8=0
We move all terms containing r to the left, all other terms to the right
4r=8
r=8/4
r=2

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