2(1+2x)=-18

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Solution for 2(1+2x)=-18 equation: 



2(1+2x)=-18

We move all terms to the left:

2(1+2x)-(-18)=0

We add all the numbers together, and all the variables

2(2x+1)-(-18)=0

We add all the numbers together, and all the variables

2(2x+1)+18=0

We multiply parentheses

4x+2+18=0

We add all the numbers together, and all the variables

4x+20=0

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

4x=-20

x=-20/4

x=-5

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