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

What is (x 3) - (5x-2)?
How did mesopotamia change the nomad way of life?
What are the negative side effects of taking birth control pills in early age
Determine the square root to two decimal places. a. √10 b. √75 c. √5 d. √17 e. √69 f. √28 g. √89 h.√34 i.
how to solve question 3
ax + r = 7 for r. I tried to do this and I came up with no solution. I just want to make sure I'm correct.
which of the four sentences is neutral
What is the product of 6 and 8?
Imagine you are reading a book and get a paper cut on your pointer finger. Within two days the cut is completely healed and the skin has been repaired. Using yo
What is the principles of Cell theory? (3 principles)