Asked by Anon
Patty’s Burgers sells three hamburgers and two milkshakes for three dollars and thirty five cents. One hamburger and one milkshake cost one dollar and thirty cents. Find the cost of a hamburger. I got 89 cents but its not working
Answers
Answered by
Reiny
3h + 2m = 3.35
h + m = 1.30 ---> m = 1.3-h
back in the first:
3h + 2(1.3 - h) = 3.35
3h + 2.6 - 2h = 3.35
h = .75 , m = .55
Wow, time to update those textbooks from the 1950's
h + m = 1.30 ---> m = 1.3-h
back in the first:
3h + 2(1.3 - h) = 3.35
3h + 2.6 - 2h = 3.35
h = .75 , m = .55
Wow, time to update those textbooks from the 1950's
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