x-5=-2(x-20)

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Solution for x-5=-2(x-20) equation: 



x-5=-2(x-20)

We move all terms to the left:

x-5-(-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

x+2x-40-5=0

We add all the numbers together, and all the variables

3x-45=0

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

3x=45

x=45/3

x=15

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