7x-1+13=8x-1

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Solution for 7x-1+13=8x-1 equation: 



7x-1+13=8x-1

We move all terms to the left:

7x-1+13-(8x-1)=0

We add all the numbers together, and all the variables

7x-(8x-1)+12=0

We get rid of parentheses

7x-8x+1+12=0

We add all the numbers together, and all the variables

-1x+13=0

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

-x=-13

x=-13/-1

x=+13

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