maggiemon6 maggiemon6
  • 04-05-2017
  • Mathematics
contestada

How many solutions does the system have?

{y=−2x+2
{y=x^2−3x



Enter your answer in the box

Respuesta :

irspow
irspow irspow
  • 04-05-2017
If a solution(s) exists y=y so we can say:

x^2-3x=-2x+2  add 2x to both sides

x^2-x=2  subtract 2 from both sides

x^2-x-2=0  factor

(x-2)(x+1)=0

So x=-1 and 2, using y=-2x+2 we find:

y(-1)=4 and y(2)=-2

So the two solutions occur at the points:

(-1,4) and (2,-2)
Answer Link
gregtheegg27
gregtheegg27 gregtheegg27
  • 15-03-2019

Answer:it has 2 solutions

Step-by-step explanation: Just took the quiz

Ver imagen gregtheegg27
Answer Link

Otras preguntas

Your teacher has asked you to perform an experiment to see if the shape of objects, alone, affects the motion of objects. Which of the following would be the be
Why aren't magazine photos a good representation of what a healthy person looks like? O A. The pictures are taken with a special film that makes the models look
Help me answer correctly question 1 a, b and c
Which defense mechanism involves using an excuse that is likely to be more acceptable instead of the real reason?
The life of the typical college student is characterized by time spent in many different areas. How can this thesis statement be improved? A. Typical coll
Suppose an investment of $3,800 doubles in value every decade. The function f(x) = 3,800⋅2xgives the value of the investment after x decades. How much is the in
What is the answer to this?
x = 2.5 5y + 2x = -10
MC)What was the United States' central motivation for fighting the Vietnam War?
The molecule shown is a