lnkibod49 lnkibod49
  • 15-09-2017
  • Mathematics
contestada

What is the solution of the system?
5x - y = -21
x + y = -3

Respuesta :

spacehunter22
spacehunter22 spacehunter22
  • 15-09-2017
Solve with combination of the two:
5x - y = -21
x + y = -3

6x = -24
x = -4

Plug into either original equation:

-4 + y = -3
y = 1

Solution: x = -4, y = 1
As a point:
(-4, 1)

Please mark brainliest, and I hope this helped!


Answer Link

Otras preguntas

Mr. Wilson reviewed her work and said that the graph is incorrect. Explain why this graph is incorrect.
According to the Ansoff Growth Matrix, the strategic option of A.) Market Penetration. B.) Product Development. C.) Diversification. is the riskiest for a busin
During what phase of meiosis do sister chromatids separate ?
multiply an odd number by an odd gives an even number. Is it certain, likely, even, unlikely or impossible.
Sumerian social order was a hierarchy. true or false
What is not needed for a charge to flow through a conducting wire? A. an electrical insulator B. a wire connected in a complete loop C. a source of electrical e
What is the simplified form of x + 7 over 2 (Minus) x + 4 over 2
40 pounds of dog food cost $50 how much would 35 pounds of dog food cost
In a machine, a large gear completes a revolution every minute while a small gear completes a revolution every 24 seconds. if th gears are currently aligned, ho
How do you do this math problem