7x+7*2=9x+54

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Solution for 7x+7*2=9x+54 equation: 



7x+7*2=9x+54

We move all terms to the left:

7x+7*2-(9x+54)=0

We add all the numbers together, and all the variables

7x-(9x+54)+14=0

We get rid of parentheses

7x-9x-54+14=0

We add all the numbers together, and all the variables

-2x-40=0

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

-2x=40

x=40/-2

x=-20

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