9x+42+7x+30=140

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Solution for 9x+42+7x+30=140 equation: 



9x+42+7x+30=140

We move all terms to the left:

9x+42+7x+30-(140)=0

We add all the numbers together, and all the variables

16x-68=0

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

16x=68

x=68/16

x=4+1/4

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