2x+4x=21-4

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Solution for 2x+4x=21-4 equation:



2x+4x=21-4
We move all terms to the left:
2x+4x-(21-4)=0
We add all the numbers together, and all the variables
2x+4x-17=0
We add all the numbers together, and all the variables
6x-17=0
We move all terms containing x to the left, all other terms to the right
6x=17
x=17/6
x=2+5/6

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