2(x+x)+40=160

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Solution for 2(x+x)+40=160 equation: 



2(x+x)+40=160

We move all terms to the left:

2(x+x)+40-(160)=0

We add all the numbers together, and all the variables

2(+2x)+40-160=0

We add all the numbers together, and all the variables

2(+2x)-120=0

We multiply parentheses

4x-120=0

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

4x=120

x=120/4

x=30

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