9-x-10=42

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Solution for 9-x-10=42 equation:



9-x-10=42
We move all terms to the left:
9-x-10-(42)=0
We add all the numbers together, and all the variables
-1x-43=0
We move all terms containing x to the left, all other terms to the right
-x=43
x=43/-1
x=-43

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