Solve for x
x=0
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3990x=1995-1995
Subtract 1995 from both sides.
3990x=0
Subtract 1995 from 1995 to get 0.
x=0
Product of two numbers is equal to 0 if at least one of them is 0. Since 3990 is not equal to 0, x must be equal to 0.
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