EasyasLife EasyasLife

08-02-2018
Mathematics

contestada

Sally bought 3 hamburgers and 2 drinks for $10.45. Jason bought 4
hamburgers and 3 drinks for $14.30. How much would one hamburger and 1
drink cost?

Respuesta :

noharassment noharassment

08-02-2018

(-1) 3x + 2y = 10.45
4x + 3y = 14.30
---------------------
x + y = 3.85
x = 1.55
y = 2.90

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