raevenmcmurtrie20 raevenmcmurtrie20

25-01-2021
Mathematics

contestada

slove system of equations y=2x-3 y=x^2-2x-8

Respuesta :

thebecks thebecks

25-01-2021

Answer:

2 solutions:

x=5 and y=7

x=-1 and y=-5

Step-by-step explanation:

y=2x-3

y=x^2-2x-8

y=y so:

2x-3=x^2-2x-8

simplifying to:

x^2-4x-5=0

factoring to:

(x-5)(x+1)=0

x=5 or x=-1

if x=5 then y=2(5)-3=7

if x=-1 then y=2(-1)-3=-5

Answer Link

Otras preguntas

100 − (x + 2) 100 − (x − 2) Please compare which is greater?

Is helium and neon a noble gas?

Pierre is having trouble getting to sleep at night. Which practice is a way to improve his problem?

where is the country tinguslavia located 1) asia 2) europe 3) antarctica

The major systems of the body interact with each other to maintain homeostasis. Which statement best describes how the circulatory and immune systems work toget

Explain the Cherokees involvement in the Fredonian Revolt. Fast Helppp pls!!!

PLEASEEE Which of the following supported the Edwards brothers in their exit against Mexican authorities Please select the best answer from the choices provided

I’ll give brainliest answer to the most interesting fear someone has

i need to do this plzz

Find the value of the expression 3m2 + 2p2 − 15 when m = 3 and p = 10. (5 points) A.) 27 B.) 200 C.) 212 D.) 225