zv9wy24942 zv9wy24942
  • 01-06-2022
  • Mathematics
contestada

Solve the system of equations.
y=x²-5
y 2x+3

Respuesta :

goddessboi goddessboi
  • 01-06-2022

Answer:

[tex]x=4,\:x=-2[/tex]

Step-by-step explanation:

Both equations are equal to y, so we can simply set them equal to each other and solve for x:

[tex]x^2-5=2x+3\\\\x^2-8=2x\\\\x^2-2x-8=0\\\\(x-4)(x+2)=0\\\\x=4,\:x=-2[/tex]

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