tina5688 tina5688
  • 03-06-2019
  • Mathematics
contestada

x= y2+1
3x - 2y = 4.
Which of the following equations could be the result of using substitution to solve
the system?

x y21 3x 2y 4 Which of the following equations could be the result of using substitution to solve the system class=

Respuesta :

dhiab
dhiab dhiab
  • 10-06-2019

Answer:

3y² -2y -1 =0

Step-by-step explanation:

X= y²+1    .....(1)

3x - 2y = 4.....(2)

put x in (2) :   3(y²+1 )-2y =4

3y² +3 -2y -4 = 0

3y² -2y -1 =0

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