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

I don’t understand how any help
What a beautiful girl Sonam is! Which interjection word we should underline
Question 1: Solve the system. Use the substitution method. .A .B .C .D
f(x)=3x 2+x Find f(−5)
What major life events happened to pablo Picasso?. Anyone knows
How can we make our society a happy place?​
I WILL MARK AS BRAINELIST IF EXPLANATION GIVEN... also +25 points The sum of a number and its reciprocal is 2 1/12. Find the number.
In the compound MgCl2, magnesium donates two electrons, one to each chlorine atom. Which type of compound is this, and is it likely to dissolve in a polar solve
Please help! 5x^2 - 3x - 2 = 0 Solve using the zero-factor property.
which kind of tissue is designed to regulate temperature, secrete lubricants, and protect the body from harmful substances?