3(x+9)=8x+7

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Solution for 3(x+9)=8x+7 equation: 



3(x+9)=8x+7

We move all terms to the left:

3(x+9)-(8x+7)=0

We multiply parentheses

3x-(8x+7)+27=0

We get rid of parentheses

3x-8x-7+27=0

We add all the numbers together, and all the variables

-5x+20=0

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

-5x=-20

x=-20/-5

x=+4

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