naelle1 naelle1
  • 03-03-2021
  • Mathematics
contestada

How many solutions does this system
have?
x + 2y = 10
2x + 8y
8y = 16
A. None
B. One
C. Infinite

How many solutions does this system have x 2y 10 2x 8y 8y 16 A None B One C Infinite class=

Respuesta :

mariyahhicks
mariyahhicks mariyahhicks
  • 03-03-2021

Answer:

B. One

Step-by-step explanation:

Answer Link
maheeniqbal
maheeniqbal maheeniqbal
  • 03-03-2021
x+2y=10
2x+8y=16

x=-2y+10

2x+8y=16
2(-2y+10)+8y=16
-4y+20+8y=16
4y=-4
y=-1

x=-2y+10
x=-2(-1)+10
x=2+10
x=12

This means that there can be only one solution (12,-1).
Answer Link

Otras preguntas

When do we use a semicolon with independent clauses?
What is an opening statement in an interview?
What type of stock receives an equal part of the profits on each share to be distributed after all other obligations of a company have been satisfied?
A group of students is trying to grow a kelp plant in a tank without any others animals. They use a temperature regulation system to keep the water temperature
An expression is shown below: 3pf^2 - 21p^2f + 6pf - 42p^2. Rewrite the expression completely factored. Show the steps of your work.
What symbol indicates mass
Which factor prevents minor parties from having greater influence in american politics?
List three examples of stimuli that a bird responds to
Which statement would an anti federalist be most likely to agree with
Why is it even more important for teens to eat better?