12x+78+90=180

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Solution for 12x+78+90=180 equation: 



12x+78+90=180

We move all terms to the left:

12x+78+90-(180)=0

We add all the numbers together, and all the variables

12x-12=0

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

12x=12

x=12/12

x=1

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