2(x+5)=4x-20

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Solution for 2(x+5)=4x-20 equation: 



2(x+5)=4x-20

We move all terms to the left:

2(x+5)-(4x-20)=0

We multiply parentheses

2x-(4x-20)+10=0

We get rid of parentheses

2x-4x+20+10=0

We add all the numbers together, and all the variables

-2x+30=0

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

-2x=-30

x=-30/-2

x=+15

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