5x-21+7=3x+4+5x

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Solution for 5x-21+7=3x+4+5x equation: 



5x-21+7=3x+4+5x

We move all terms to the left:

5x-21+7-(3x+4+5x)=0

We add all the numbers together, and all the variables

5x-(8x+4)-21+7=0

We add all the numbers together, and all the variables

5x-(8x+4)-14=0

We get rid of parentheses

5x-8x-4-14=0

We add all the numbers together, and all the variables

-3x-18=0

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

-3x=18

x=18/-3

x=-6

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