7x+8=5-2(x-1)

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Solution for 7x+8=5-2(x-1) equation: 



7x+8=5-2(x-1)

We move all terms to the left:

7x+8-(5-2(x-1))=0



We calculate terms in parentheses: -(5-2(x-1)), so:

5-2(x-1)

determiningTheFunctionDomain
-2(x-1)+5

We multiply parentheses

-2x+2+5

We add all the numbers together, and all the variables

-2x+7

Back to the equation:

-(-2x+7)



We get rid of parentheses

7x+2x-7+8=0

We add all the numbers together, and all the variables

9x+1=0

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

9x=-1

x=-1/9

x=-1/9

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