4x+3+6x=9-4x+12

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Solution for 4x+3+6x=9-4x+12 equation:



4x+3+6x=9-4x+12
We move all terms to the left:
4x+3+6x-(9-4x+12)=0
We add all the numbers together, and all the variables
4x+6x-(-4x+21)+3=0
We add all the numbers together, and all the variables
10x-(-4x+21)+3=0
We get rid of parentheses
10x+4x-21+3=0
We add all the numbers together, and all the variables
14x-18=0
We move all terms containing x to the left, all other terms to the right
14x=18
x=18/14
x=1+2/7

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