7x+6x-42=63-8x

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Solution for 7x+6x-42=63-8x equation: 



7x+6x-42=63-8x

We move all terms to the left:

7x+6x-42-(63-8x)=0

We add all the numbers together, and all the variables

7x+6x-(-8x+63)-42=0

We add all the numbers together, and all the variables

13x-(-8x+63)-42=0

We get rid of parentheses

13x+8x-63-42=0

We add all the numbers together, and all the variables

21x-105=0

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

21x=105

x=105/21

x=5

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