50=2(x-20)

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Solution for 50=2(x-20) equation: 



50=2(x-20)

We move all terms to the left:

50-(2(x-20))=0



We calculate terms in parentheses: -(2(x-20)), so:

2(x-20)

We multiply parentheses

2x-40

Back to the equation:

-(2x-40)



We get rid of parentheses

-2x+40+50=0

We add all the numbers together, and all the variables

-2x+90=0

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

-2x=-90

x=-90/-2

x=+45

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