-9(6r-12)=4(-10r-8)

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Solution for -9(6r-12)=4(-10r-8) equation: 



-9(6r-12)=4(-10r-8)

We move all terms to the left:

-9(6r-12)-(4(-10r-8))=0

We multiply parentheses

-54r-(4(-10r-8))+108=0



We calculate terms in parentheses: -(4(-10r-8)), so:

4(-10r-8)

We multiply parentheses

-40r-32

Back to the equation:

-(-40r-32)



We get rid of parentheses

-54r+40r+32+108=0

We add all the numbers together, and all the variables

-14r+140=0

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

-14r=-140

r=-140/-14

r=+10

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