10+2-x=7

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Solution for 10+2-x=7 equation:



10+2-x=7
We move all terms to the left:
10+2-x-(7)=0
We add all the numbers together, and all the variables
-1x+5=0
We move all terms containing x to the left, all other terms to the right
-x=-5
x=-5/-1
x=+5

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