2x+x+1.5x+45=180

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Solution for 2x+x+1.5x+45=180 equation: 



2x+x+1.5x+45=180

We move all terms to the left:

2x+x+1.5x+45-(180)=0

We add all the numbers together, and all the variables

4.5x-135=0

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

4.5x=135

x=135/4.5

x=30

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