7=5(x-2)-(x-9)

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



7=5(x-2)-(x-9)

We move all terms to the left:

7-(5(x-2)-(x-9))=0



We calculate terms in parentheses: -(5(x-2)-(x-9)), so:

5(x-2)-(x-9)

We multiply parentheses

5x-(x-9)-10

We get rid of parentheses

5x-x+9-10

We add all the numbers together, and all the variables

4x-1

Back to the equation:

-(4x-1)



We get rid of parentheses

-4x+1+7=0

We add all the numbers together, and all the variables

-4x+8=0

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

-4x=-8

x=-8/-4

x=+2

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