princess009zm princess009zm
  • 15-12-2018
  • Mathematics
contestada

Ten cookies and three brownies costs 11.25 six cookies and nine brownies costs 15.75 what is the cost of cookies

Respuesta :

gabygirl104
gabygirl104 gabygirl104
  • 15-12-2018

Answer:


Step-by-step explanation:

9x=15.75

x= 1.75 COST OF BROWNIES


3*1.75 X = 11.25

5.25 X = 11.25

COST OF ONE COOKIE= 2.14$

COST OF COOKIES: 6$

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