5(4+4r)=140

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Solution for 5(4+4r)=140 equation: 



5(4+4r)=140

We move all terms to the left:

5(4+4r)-(140)=0

We add all the numbers together, and all the variables

5(4r+4)-140=0

We multiply parentheses

20r+20-140=0

We add all the numbers together, and all the variables

20r-120=0

We move all terms containing r to the left, all other terms to the right

20r=120

r=120/20

r=6

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