tantalic4444 tantalic4444

18-05-2020
Mathematics

contestada

can someone please help me out and understand how maybe?

can someone please help me out and understand how maybe class=

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thebuba3 thebuba3

18-05-2020

Answer:

Step-by-step explanation:

x = senior citizen

y = student

4x + 5y = $102 | 4x + 5y = $102

7x + 5y = $126 | -1 = -7x - 5y = - $126

-3x = -$24

x = $8

4($8) + 5y = $102

$32 + 5y = $102

5y = $70

y = $14

(x,y) = (8 , 14)

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