8(5r+10)=8(r-6)

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Solution for 8(5r+10)=8(r-6) equation: 



8(5r+10)=8(r-6)

We move all terms to the left:

8(5r+10)-(8(r-6))=0

We multiply parentheses

40r-(8(r-6))+80=0



We calculate terms in parentheses: -(8(r-6)), so:

8(r-6)

We multiply parentheses

8r-48

Back to the equation:

-(8r-48)



We get rid of parentheses

40r-8r+48+80=0

We add all the numbers together, and all the variables

32r+128=0

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

32r=-128

r=-128/32

r=-4

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