-9(61r+38)+36=27(-20r-13)+18

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Solution for -9(61r+38)+36=27(-20r-13)+18 equation: 



-9(61r+38)+36=27(-20r-13)+18

We move all terms to the left:

-9(61r+38)+36-(27(-20r-13)+18)=0

We multiply parentheses

-549r-(27(-20r-13)+18)-342+36=0



We calculate terms in parentheses: -(27(-20r-13)+18), so:

27(-20r-13)+18

We multiply parentheses

-540r-351+18

We add all the numbers together, and all the variables

-540r-333

Back to the equation:

-(-540r-333)



We add all the numbers together, and all the variables

-549r-(-540r-333)-306=0

We get rid of parentheses

-549r+540r+333-306=0

We add all the numbers together, and all the variables

-9r+27=0

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

-9r=-27

r=-27/-9

r=+3

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