3(2.5r-10.4)=84.7

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Solution for 3(2.5r-10.4)=84.7 equation: 



3(2.5r-10.4)=84.7

We move all terms to the left:

3(2.5r-10.4)-(84.7)=0

We add all the numbers together, and all the variables

3(2.5r-10.4)-84.7=0

We multiply parentheses

6r-31.2-84.7=0

We add all the numbers together, and all the variables

6r-115.9=0

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

6r=115.9

r=115.9/6

r=19+1/3.15789473684

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