Question

Brianna went into a bakery and bought 2 cookies and 3 brownies, costing a
total of $9.50. Nevaeh went into the same bakery and bought 10 cookies and
6 brownies, costing a total of $20.50. Write a system of equations that could
be used to determine the price of each cookie and the price of each brownie.
Define the variables that you use to write the system.
Help me due in A bit need answers fast

Answer 1

Answer:

cookie price =0.25 and brownie price =3

Explanation:

2x(2x +3y=(9.50)2

4x+6y=19

10x+ 9x = 20.50

-

___________________

-6x= -1.5

x= 1.5

x=1.5/6 = 15/60 = 1/4 = 0.25

plot value in equation

2x(0.25) + 3y = 9.50

0.5 + 3y = 9.504cookies+0.25$ anf brownies 3$