8x-9=3(1+2x)

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Solution for 8x-9=3(1+2x) equation: 



8x-9=3(1+2x)

We move all terms to the left:

8x-9-(3(1+2x))=0

We add all the numbers together, and all the variables

8x-(3(2x+1))-9=0



We calculate terms in parentheses: -(3(2x+1)), so:

3(2x+1)

We multiply parentheses

6x+3

Back to the equation:

-(6x+3)



We get rid of parentheses

8x-6x-3-9=0

We add all the numbers together, and all the variables

2x-12=0

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

2x=12

x=12/2

x=6

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