8x+6x-42=105-7x

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Solution for 8x+6x-42=105-7x equation: 



8x+6x-42=105-7x

We move all terms to the left:

8x+6x-42-(105-7x)=0

We add all the numbers together, and all the variables

8x+6x-(-7x+105)-42=0

We add all the numbers together, and all the variables

14x-(-7x+105)-42=0

We get rid of parentheses

14x+7x-105-42=0

We add all the numbers together, and all the variables

21x-147=0

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

21x=147

x=147/21

x=7

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