Mathematics, 12.11.2019 08:31, kelseeygee

# Two cars leave the same place at the same time, but drive in opposite directions along a straight road. one car averages 55 mi/h and the other

averages 65 mi/h. in how many hours will they be 250 miles apart?

Answers: 1

Mathematics, 21.06.2019 20:50, emmamood

To solve the system of linear equations 8x+5y = 10 and 6x+y=-2 by using the linear combination method, amos decidedthat he should first multiply the second equation by –5 and then add the two equations together to eliminate the y-terms. hiscalculations are as shown. amos's solution is (2,-14). what did he do wrong?

Answers: 3

Two cars leave the same place at the same time, but drive in opposite directions along a straight ro...

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