Firenz
Firenz Firenz
  • 19-02-2021
  • Mathematics
contestada

Help pre- algebra
:DD

Help pre algebra DD class=

Respuesta :

noahc808
noahc808 noahc808
  • 19-02-2021

Answer:

Calzones are $ 8 and an Empanada costs $12

Step-by-step explanation:

2x+3y=52

4x+3y=68

Multiply by -1

-2x-3y=-52

4x+3y=68

combine

2x=16

x=8

plug in 8

4(8)+3y=68

32+3y=68

3y=36

y=12

Answer Link
greenforestaz
greenforestaz greenforestaz
  • 19-02-2021

Step-by-step explanation:

step 1. 2c + 3e = 52, 4c + 3e = 68.

step 2. this is a system of equations. solve the system.

step 3. subtract the 1st equation from the 2nd.

step 4. 2c = 16, therefore c = 8.

step 5. 2(8) + 3e = 52. 3e = 36. e = 12.

step 6. calzones = 8, empanadas = 12.

Answer Link

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