3x+7x=-16

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Solution for 3x+7x=-16 equation: 



3x+7x=-16

We move all terms to the left:

3x+7x-(-16)=0

We add all the numbers together, and all the variables

10x+16=0

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

10x=-16

x=-16/10

x=-1+3/5

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