ItzJustTia
ItzJustTia ItzJustTia
  • 10-01-2018
  • Mathematics
contestada

Use substitution to solve equation:
y=4x
x+y=5

Respuesta :

IMadeUReadDis IMadeUReadDis
  • 10-01-2018
x=5
y=0 ok you done bro
Answer Link
Аноним Аноним
  • 10-01-2018
plug y = 4x in second equation:-

x + 4x = 5

5x - 5 
x = 1

and y = 4*x  = 4 

solution set is {1,4}
Answer Link

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