7x=2x-55

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Solution for 7x=2x-55 equation: 



7x=2x-55

We move all terms to the left:

7x-(2x-55)=0

We get rid of parentheses

7x-2x+55=0

We add all the numbers together, and all the variables

5x+55=0

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

5x=-55

x=-55/5

x=-11

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