5(x-9)=8x-21

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Solution for 5(x-9)=8x-21 equation: 



5(x-9)=8x-21

We move all terms to the left:

5(x-9)-(8x-21)=0

We multiply parentheses

5x-(8x-21)-45=0

We get rid of parentheses

5x-8x+21-45=0

We add all the numbers together, and all the variables

-3x-24=0

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

-3x=24

x=24/-3

x=-8

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