SOLUTION: A taco and a milk cost 2.10. 2 tacos and 3 mils cost 5.15. whats is the cost of one taco? what does one milk cost?

SOLUTION: A taco and a milk cost 2.10. 2 tacos and 3 mils cost 5.15. whats is the cost of one taco? what does one milk cost?

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Question 235178: A taco and a milk cost 2.10. 2 tacos and 3 mils cost 5.15. whats is the cost of one taco? what does one milk cost?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = cost of 1 taco
Let = cost of 1 milk
given:
(1) (in cents)
(2) (in cents)
Multiply both sides of (1) by
and subtract from (2)
(2)
(1)

And, since

1 taco costs $1.15 and 1 milk costs $.95
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