Solve for x
x=0
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3-x-2x=3
Subtract 2x from both sides.
3-3x=3
Combine -x and -2x to get -3x.
-3x=3-3
Subtract 3 from both sides.
-3x=0
Subtract 3 from 3 to get 0.
x=0
Product of two numbers is equal to 0 if at least one of them is 0. Since -3 is not equal to 0, x must be equal to 0.
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