12-7=4x+9

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Solution for 12-7=4x+9 equation:



12-7=4x+9
We move all terms to the left:
12-7-(4x+9)=0
We add all the numbers together, and all the variables
-(4x+9)+5=0
We get rid of parentheses
-4x-9+5=0
We add all the numbers together, and all the variables
-4x-4=0
We move all terms containing x to the left, all other terms to the right
-4x=4
x=4/-4
x=-1

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