7x+6x+9=40

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Solution for 7x+6x+9=40 equation: 



7x+6x+9=40

We move all terms to the left:

7x+6x+9-(40)=0

We add all the numbers together, and all the variables

13x-31=0

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

13x=31

x=31/13

x=2+5/13

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