12x+7+9x+5=180

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Solution for 12x+7+9x+5=180 equation: 



12x+7+9x+5=180

We move all terms to the left:

12x+7+9x+5-(180)=0

We add all the numbers together, and all the variables

21x-168=0

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

21x=168

x=168/21

x=8

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