-4x-21=7x-3

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



-4x-21=7x-3

We move all terms to the left:

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

We get rid of parentheses

-4x-7x+3-21=0

We add all the numbers together, and all the variables

-11x-18=0

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

-11x=18

x=18/-11

x=-1+7/11

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