7x-9x-15=3x+5

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Solution for 7x-9x-15=3x+5 equation: 



7x-9x-15=3x+5

We move all terms to the left:

7x-9x-15-(3x+5)=0

We add all the numbers together, and all the variables

-2x-(3x+5)-15=0

We get rid of parentheses

-2x-3x-5-15=0

We add all the numbers together, and all the variables

-5x-20=0

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

-5x=20

x=20/-5

x=-4

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