3(-5x+5)=3x-21

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Solution for 3(-5x+5)=3x-21 equation: 



3(-5x+5)=3x-21

We move all terms to the left:

3(-5x+5)-(3x-21)=0

We multiply parentheses

-15x-(3x-21)+15=0

We get rid of parentheses

-15x-3x+21+15=0

We add all the numbers together, and all the variables

-18x+36=0

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

-18x=-36

x=-36/-18

x=+2

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