volleyballgal101 volleyballgal101
  • 14-06-2021
  • Mathematics
contestada

solve the system of equations:
2x+y=12
3x-y=3
show work pls

Respuesta :

tammyyy29
tammyyy29 tammyyy29
  • 14-06-2021

Answer:

x = 3; y = 6

Step-by-step explanation:

Using elimination method:

2x + y = 12

+. (the y will cancel out)

3x - y = 3

5x = 15

therefore, x = 15

5

x = 3

substitute x in one of the equations

2(3) + y = 12

6 + y = 12

y = 12 - 6

y = 6

therefore y = 6

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