7x-(4x-9)=15

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Solution for 7x-(4x-9)=15 equation: 



7x-(4x-9)=15

We move all terms to the left:

7x-(4x-9)-(15)=0

We get rid of parentheses

7x-4x+9-15=0

We add all the numbers together, and all the variables

3x-6=0

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

3x=6

x=6/3

x=2

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