20-30=3x+5x

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Solution for 20-30=3x+5x equation: 



20-30=3x+5x

We move all terms to the left:

20-30-(3x+5x)=0

We add all the numbers together, and all the variables

-(+8x)+20-30=0

We add all the numbers together, and all the variables

-(+8x)-10=0

We get rid of parentheses

-8x-10=0

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

-8x=10

x=10/-8

x=-1+1/4

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