littlegrinch littlegrinch
  • 17-04-2021
  • Mathematics
contestada

Solve the simultaneous equations

y – x = 3
y = 7x

Respuesta :

yongren00
yongren00 yongren00
  • 17-04-2021

Answer:

x=1/2, y=3 1/2

Step-by-step explanation:

substitute y=7x into y-x=3

7x - x = 3

6x = 3

x=1/2

y=7(1/2)

y=3 1/2

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