callumwendling callumwendling
  • 20-11-2020
  • Mathematics
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Please help me on this math question

Please help me on this math question class=

Respuesta :

tiffanyleigh2222
tiffanyleigh2222 tiffanyleigh2222
  • 20-11-2020

Answer:

x = 6 , y = 3

Step-by-step explanation:

x− 2 y = 0 ⇒ x = 2 y  

Substitute x=2y into 4x-3y=15, we get : 4 ( 2 y ) − 3 y = 15

8 y− 3 y = 15  5 y = 15 ⇒ y = 3  x = 2 y = 2 × 3 = 6

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