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If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80
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Mathematics, 21.06.2019 17:00
Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.
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Mathematics, 21.06.2019 17:20
Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?
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Given f(x) = 5x + 4, then f(2) =...
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