3(5x-4)=8x+9

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Solution for 3(5x-4)=8x+9 equation: 



3(5x-4)=8x+9

We move all terms to the left:

3(5x-4)-(8x+9)=0

We multiply parentheses

15x-(8x+9)-12=0

We get rid of parentheses

15x-8x-9-12=0

We add all the numbers together, and all the variables

7x-21=0

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

7x=21

x=21/7

x=3

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