SOLUTION: Define two variables. Write two equations and then solve.
Two airplanes travel toward each other from cities that are780 km apart at the speeds of 190 km/h and 200 km/h. They left
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Question 1066370: Define two variables. Write two equations and then solve.
Two airplanes travel toward each other from cities that are780 km apart at the speeds of 190 km/h and 200 km/h. They left at the same time. In how many hours will they meet?
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!
https://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev
https://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev
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