Mathematics: An airline offers 21 daily flights between two cities. of these flights, the number of nonstop flight, x, is three more than half the number of lights with one step, y. a. 9 b. 12 c. 5 d. 16

An airline offers 21 daily flights between two - id214632849, daijahamaker062816

debbievines8592

18.06.2020

9 nonstop flights and 12 flights with more than one stop

Step-by-step explanation:

Solve the system of equations.

$x+y=21\\ \\ x-3=\frac{1}{2}y \\ \\ \\ y=2x-6\\ x+2x-6=21\\ 3x-6=21\\ 3x=27\\x=9\\ \\ 9+y=21\\ y=12\\ \\ x=9\\ y=12$

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grantjaylynn

06.05.2023

1.(2,4)

2.(-4,2)

3.(-2,8)

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