7x+3=3x+18

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



7x+3=3x+18

We move all terms to the left:

7x+3-(3x+18)=0

We get rid of parentheses

7x-3x-18+3=0

We add all the numbers together, and all the variables

4x-15=0

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

4x=15

x=15/4

x=3+3/4

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