6-2x-7-3x=-21

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Solution for 6-2x-7-3x=-21 equation:



6-2x-7-3x=-21
We move all terms to the left:
6-2x-7-3x-(-21)=0
We add all the numbers together, and all the variables
-5x+20=0
We move all terms containing x to the left, all other terms to the right
-5x=-20
x=-20/-5
x=+4

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