5r-8(2r-7)=-9

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Solution for 5r-8(2r-7)=-9 equation: 



5r-8(2r-7)=-9

We move all terms to the left:

5r-8(2r-7)-(-9)=0

We add all the numbers together, and all the variables

5r-8(2r-7)+9=0

We multiply parentheses

5r-16r+56+9=0

We add all the numbers together, and all the variables

-11r+65=0

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

-11r=-65

r=-65/-11

r=5+10/11

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