-21=5-4x-2

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Solution for -21=5-4x-2 equation: 



-21=5-4x-2

We move all terms to the left:

-21-(5-4x-2)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

4x-3-21=0

We add all the numbers together, and all the variables

4x-24=0

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

4x=24

x=24/4

x=6

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