Mathematics, 03.02.2020 00:03 itsalee1147
Maria can build a model train in 7 hours. anne can build a model train in 5 hours. how long would it take them if they work together?
Answers: 1
Mathematics, 21.06.2019 19:00
Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42
Answers: 1
Mathematics, 21.06.2019 19:10
Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15
Answers: 1
Maria can build a model train in 7 hours. anne can build a model train in 5 hours. how long would it...
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