70x+20x+90=180

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Solution for 70x+20x+90=180 equation: 



70x+20x+90=180

We move all terms to the left:

70x+20x+90-(180)=0

We add all the numbers together, and all the variables

90x-90=0

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

90x=90

x=90/90

x=1

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