(71-x)=(87-2x)

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Solution for (71-x)=(87-2x) equation: 



(71-x)=(87-2x)

We move all terms to the left:

(71-x)-((87-2x))=0

We add all the numbers together, and all the variables

(-1x+71)-((-2x+87))=0

We get rid of parentheses

-1x-((-2x+87))+71=0



We calculate terms in parentheses: -((-2x+87)), so:

(-2x+87)

We get rid of parentheses

-2x+87

Back to the equation:

-(-2x+87)



We get rid of parentheses

-1x+2x-87+71=0

We add all the numbers together, and all the variables

x-16=0

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

x=16

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