3x+4=12x-5

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Solution for 3x+4=12x-5 equation: 



3x+4=12x-5

We move all terms to the left:

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

We get rid of parentheses

3x-12x+5+4=0

We add all the numbers together, and all the variables

-9x+9=0

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

-9x=-9

x=-9/-9

x=1

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