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Evaluate 2x2 − 5y when x = -3 and y = 4.
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Evaluate 2x2 − 5y when x = -3 and y = 4.

User Sachin J
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2(-3)2 -5(4). -12 -20= -32. It's this because you plug -3 and 4 into x and y. Then if you answer it out it equals -32
User Gopher
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