3x+21+4x-7=180

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Solution for 3x+21+4x-7=180 equation: 



3x+21+4x-7=180

We move all terms to the left:

3x+21+4x-7-(180)=0

We add all the numbers together, and all the variables

7x-166=0

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

7x=166

x=166/7

x=23+5/7

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