7x+18=3x+42

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Solution for 7x+18=3x+42 equation:



7x+18=3x+42
We move all terms to the left:
7x+18-(3x+42)=0
We get rid of parentheses
7x-3x-42+18=0
We add all the numbers together, and all the variables
4x-24=0
We move all terms containing x to the left, all other terms to the right
4x=24
x=24/4
x=6

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