sanaamorris94 sanaamorris94
  • 12-06-2022
  • Mathematics
contestada

y=8-x
2x^2 + xy= -16

this is A simultaneous equation
​

Respuesta :

mani82ebra
mani82ebra mani82ebra
  • 12-06-2022

Answer:

y=8-x→y+x=8

2x²+xy=-16→x²+xy=-x²-16

→x(x+y)=-x²-16→8x=-x²-16→x²+8x+16=0

→(x+4)²=0→x=-4→y=12

Answer Link

Otras preguntas

What effect would closing the port of Boston have on the colonists? A. The colonists could no longer watch the yacht races in the harbor. B. The colonists could
Define the term pH in acid and base​
What is a risk management strategy you could use to protect your home? Buying a home security system Installing front porch cameras to monitor your home Purchas
"In 1948, western Berlin was a pro-American island in a Soviet sea." Explain.
how to find slope within two sets of points
You must really like math to want to answer this ngl
Save the class and experience when you were in some kind of trouble or danger did you and and you said or did something clever the situation
Darci sets up a room for a banquet. She has 54 chairs. She places 9 chairs at each table. How many tables have 9 chairs?
bitter,sincere,solemn arre just few indeternin ?
1. Which wave phenomenon is illustrated by this image? O A. Refraction O B. Diffraction O C. Diffusion O D. Interference