A Pizza store offers three different party packages of pizza. The packages and prices are listed below. If pizzas cost the same individually or in a package, what is the cost of a medium pizza?

small gathering:
1 small, 1 medium, 1 large $36
4 small, 2 medium,1 large $71

huge party:
6 small, 5 medium, 4 large $86

Question

A Pizza store offers three different  party packages of pizza. The packages and prices are listed below. If pizzas cost the same individually or in a package, what is the cost of a medium pizza?

small gathering:
1 small, 1 medium, 1 large $36
4 small, 2 medium,1 large $71

huge party: 
6 small, 5 medium, 4 large $86

anonymous · Answer

the middle one is for a family reunion

kainui · Answer

Are you allowed to use matrices?

anonymous · Answer

Yes, I am!

blurbendy · Answer

you can set up these equations:

S + M + L = 36
4S + 2M + L = 71
6S + 5M + 4L = 86

use your preferred method to solve
elimination method seems like a good bet

kainui · Answer

You should make equations out of these 3 sentences. I'll help walk you through it, don't worry about making mistakes.

kainui · Answer

Yeah, I mean whatever

anonymous · Answer

Thank's!!