Solve for x
x=0
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-9x-6x=0
Subtract 6x from both sides.
-15x=0
Combine -9x and -6x to get -15x.
x=0
Product of two numbers is equal to 0 if at least one of them is 0. Since -15 is not equal to 0, x must be equal to 0.
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Matrix
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