Solve for x
x=0
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9x-27x=0
Subtract 27x from both sides.
-18x=0
Combine 9x and -27x to get -18x.
x=0
Product of two numbers is equal to 0 if at least one of them is 0. Since -18 is not equal to 0, x must be equal to 0.
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Matrix
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Limits
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