3x-9=1.5x-4.5

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Solution for 3x-9=1.5x-4.5 equation: 



3x-9=1.5x-4.5

We move all terms to the left:

3x-9-(1.5x-4.5)=0

We get rid of parentheses

3x-1.5x+4.5-9=0

We add all the numbers together, and all the variables

1.5x-4.5=0

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

1.5x=4.5

x=4.5/1.5

x=3

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