6x+8=21x-15+20

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Solution for 6x+8=21x-15+20 equation: 



6x+8=21x-15+20

We move all terms to the left:

6x+8-(21x-15+20)=0

We add all the numbers together, and all the variables

6x-(21x+5)+8=0

We get rid of parentheses

6x-21x-5+8=0

We add all the numbers together, and all the variables

-15x+3=0

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

-15x=-3

x=-3/-15

x=1/5

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