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02-10-2020
Mathematics

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Which expression is equivalent to 30 (one-half x minus 2) + 40 (three-fourths y minus 4)?
45 x y -220
15 x - 30 y -220
15 x + 30 y - 220
15 x + 30 y - 64
Answer:15 x + 30 y - 64

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09-10-2020

Answer:

The answer's 15 x + 30 y - 220

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