7x-3x=-x+18

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



7x-3x=-x+18

We move all terms to the left:

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

We add all the numbers together, and all the variables

7x-3x-(-1x+18)=0

We add all the numbers together, and all the variables

4x-(-1x+18)=0

We get rid of parentheses

4x+1x-18=0

We add all the numbers together, and all the variables

5x-18=0

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

5x=18

x=18/5

x=3+3/5

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