3x+20+4x=180

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Solution for 3x+20+4x=180 equation: 



3x+20+4x=180

We move all terms to the left:

3x+20+4x-(180)=0

We add all the numbers together, and all the variables

7x-160=0

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

7x=160

x=160/7

x=22+6/7

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