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]

Answer Link

Otras preguntas

CH3CH2OH + 3 O2 —2 CO2 + 3 H2O How many moles of carbon dioxide (CO2) can be produced from 6.0 moles of oxygen (O2)?

Each side of a sandbox is 4 feet long. It will cost $1.87 per square foot to replace the sand in the sandbox. What would be the total cost to replace the sand?

Find the perimeter.

Which story can be told with clues from this fossil? a) What the climate was like b) How environments have changed c) How organisms interacted

The seed plants have two kinds of spores, male and female, this characteristic of seed plants is called.

HELP AGAINN 5(2x+6) using x=4

When was the last time the philippine had a war?

find the value of x 90 90 64 X

Proteins, carbohydrates, and lipids are examples of biological ____________.

The United States government passed The Homestead Act because they were hoping even more settlers would come to the western territories. True or false