18+3x=4+x

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Solution for 18+3x=4+x equation: 



18+3x=4+x

We move all terms to the left:

18+3x-(4+x)=0

We add all the numbers together, and all the variables

3x-(x+4)+18=0

We get rid of parentheses

3x-x-4+18=0

We add all the numbers together, and all the variables

2x+14=0

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

2x=-14

x=-14/2

x=-7

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