7x-9x=-10

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Solution for 7x-9x=-10 equation: 



7x-9x=-10

We move all terms to the left:

7x-9x-(-10)=0

We add all the numbers together, and all the variables

-2x+10=0

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

-2x=-10

x=-10/-2

x=+5

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