2(x+5)-4(x-1)=20

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Solution for 2(x+5)-4(x-1)=20 equation: 



2(x+5)-4(x-1)=20

We move all terms to the left:

2(x+5)-4(x-1)-(20)=0

We multiply parentheses

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

We add all the numbers together, and all the variables

-2x-6=0

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

-2x=6

x=6/-2

x=-3

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