4(1+7r)=144

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Solution for 4(1+7r)=144 equation: 



4(1+7r)=144

We move all terms to the left:

4(1+7r)-(144)=0

We add all the numbers together, and all the variables

4(7r+1)-144=0

We multiply parentheses

28r+4-144=0

We add all the numbers together, and all the variables

28r-140=0

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

28r=140

r=140/28

r=5

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