aryanab24 aryanab24

27-12-2021
Mathematics

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Darla scored 18 points in her last basketball game, shooting only 2- and 3-point shots. If she made 7 total

Respuesta :

jen4755 jen4755

27-12-2021

Answer:

3 2-pt shots, 4 3-pt shots

Step-by-step explanation:

2x + 3y = 18

x + y = 7, so x = 7 - y

Substitute in for x

2(7 - y) + 3y = 18

14 - 2y + 3y = 18

14 + y = 18

y = 4

Now put 4 in for y to solve for x

2x + 3(4) = 18

2x + 12 = 18

2x = 6

x = 3

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