Seudónimo Seudónimo
  • 11-05-2022
  • Mathematics
contestada

I need help with number 4.
A explanation is needed also!
Thankyou
100 points!
Brainliest
5 stars ⭐️
And a thanks !

I need help with number 4 A explanation is needed also Thankyou 100 points Brainliest 5 stars And a thanks class=

Respuesta :

swagadamas
swagadamas swagadamas
  • 11-05-2022

Answer: n=4 y=3

Step-by-step explanation:

3n - y = 9

2n + y = 11

n=4

3(4) - y = 9

12 - y = 9

y=3

Answer Link
Аноним Аноним
  • 12-05-2022
  • 3x-y=9-(1)
  • 2x+y=11--(2)

Adding both

  • 5x=20
  • x=4

And

Put in eq(1)

  • 3(4)-y=9
  • 12-y=9
  • y=3
Answer Link

Otras preguntas

The bus driver made 6 stops on his way into town. No passengers exited the bus. By stop 3, there were 9 passengers on the bus. This graph shows this information
When opening a checking or share draft account, which would likely be the most important consideration? What incentives are provided for you to open an account?
Alex has saved $3. He doubles the amount he saves each week. Does this represent an exponential function? if so why and if not why ? please bexplain
How to solve this one ???
How to solve P2L+2W for L
Bryce lives 26 miles from his grandmas house. how many kilometers does Bryce live from his grandmas. 1km=0.62 mi
Photons with the lowest energy have the O. A. shortest period O B. weakest positive charge C. longest wavelength O D. lowest amplitude
A ladder is 113 inches tall. How tall is it in feet and inches?
Help I’m struggling so hard to remember EVERYTHING In math, this is not easy for me SOS SOS SOS SOS SOS
How do we know that there are three persons in one?