-15x+21=-19-5x

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Solution for -15x+21=-19-5x equation: 



-15x+21=-19-5x

We move all terms to the left:

-15x+21-(-19-5x)=0

We add all the numbers together, and all the variables

-15x-(-5x-19)+21=0

We get rid of parentheses

-15x+5x+19+21=0

We add all the numbers together, and all the variables

-10x+40=0

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

-10x=-40

x=-40/-10

x=+4

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