-7x-9x=-4x

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Solution for -7x-9x=-4x equation: 



-7x-9x=-4x

We move all terms to the left:

-7x-9x-(-4x)=0

We add all the numbers together, and all the variables

-16x-(-4x)=0

We get rid of parentheses

-16x+4x=0

We add all the numbers together, and all the variables

-12x=0

x=0/-12

x=0

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