9(-8r-10)=6(10r+1)-4r

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Solution for 9(-8r-10)=6(10r+1)-4r equation: 



9(-8r-10)=6(10r+1)-4r

We move all terms to the left:

9(-8r-10)-(6(10r+1)-4r)=0

We multiply parentheses

-72r-(6(10r+1)-4r)-90=0



We calculate terms in parentheses: -(6(10r+1)-4r), so:

6(10r+1)-4r

We add all the numbers together, and all the variables

-4r+6(10r+1)

We multiply parentheses

-4r+60r+6

We add all the numbers together, and all the variables

56r+6

Back to the equation:

-(56r+6)



We get rid of parentheses

-72r-56r-6-90=0

We add all the numbers together, and all the variables

-128r-96=0

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

-128r=96

r=96/-128

r=-3/4

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