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OpenStudy (anonymous):
Help. Use the commutative property to finish the equation: 5x + (-3y) = A. 3y + (-5x) B. -3y + 5x C. 2xy D. -15xy
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OpenStudy (anonymous):
B?
OpenStudy (anonymous):
i mean B!
OpenStudy (anonymous):
The answer is b because you cannot combine different variables. The -3y doesn't change, and neither does the 5x, and as long as you keep the signs the same, then you can move them any where you want
OpenStudy (anonymous):
The way I remember commutative property is like the numbers commuting (traveling) around.
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