3x-(-5x-4)=12

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Solution for 3x-(-5x-4)=12 equation: 



3x-(-5x-4)=12

We move all terms to the left:

3x-(-5x-4)-(12)=0

We get rid of parentheses

3x+5x+4-12=0

We add all the numbers together, and all the variables

8x-8=0

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

8x=8

x=8/8

x=1

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