3.7(12.1r-7.5)=45.2

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Solution for 3.7(12.1r-7.5)=45.2 equation: 



3.7(12.1r-7.5)=45.2

We move all terms to the left:

3.7(12.1r-7.5)-(45.2)=0

We add all the numbers together, and all the variables

3.7(12.1r-7.5)-45.2=0

We multiply parentheses

44.4r-27.75-45.2=0

We add all the numbers together, and all the variables

44.4r-72.95=0

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

44.4r=72.95

r=72.95/44.4

r=1+6.27472527473/9.75824175824

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