7x-15=-1;2

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Solution for 7x-15=-1;2 equation: 



7x-15=-12

We move all terms to the left:

7x-15-(-12)=0

We add all the numbers together, and all the variables

7x-3=0

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

7x=3

x=3/7

x=3/7

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