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Damm [24]
3 years ago
15

Kevin and Conner are selling subs and sandwiches for a fundraiser. Kevin sold 25 subs and 18 sandwiches for a total of $209.50.

COnner sold 15 subs and 20 sandwiches for a total of $162.50. Find the cost of a sub and the cost of a sandwich
Mathematics
2 answers:
AleksandrR [38]3 years ago
5 0

Answer:

1 sub = $5.50; 1 sandwich = $4.00

Step-by-step explanation:

You can solve this using a matrix and solving using reduced row-echelon form.

ELEN [110]3 years ago
4 0

Answer:

25x + 18y= 209.50

15x+ 20y = 162.50

Step-by-step explanation:


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