2(x+3x)-6=42

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Solution for 2(x+3x)-6=42 equation: 



2(x+3x)-6=42

We move all terms to the left:

2(x+3x)-6-(42)=0

We add all the numbers together, and all the variables

2(+4x)-6-42=0

We add all the numbers together, and all the variables

2(+4x)-48=0

We multiply parentheses

8x-48=0

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

8x=48

x=48/8

x=6

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