3(2+4x)=42

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Solution for 3(2+4x)=42 equation:



3(2+4x)=42
We move all terms to the left:
3(2+4x)-(42)=0
We add all the numbers together, and all the variables
3(4x+2)-42=0
We multiply parentheses
12x+6-42=0
We add all the numbers together, and all the variables
12x-36=0
We move all terms containing x to the left, all other terms to the right
12x=36
x=36/12
x=3

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