Aminatasanyang2005 Aminatasanyang2005
  • 03-06-2020
  • Mathematics
contestada

okmarks
EE
Quiz
Solve the system of equations by elimination.
4x - 5y = 11 and -4x + y = 1
What is the solution?

Respuesta :

Thdev
Thdev Thdev
  • 03-06-2020

Answer:

x = - 1

y = -3

Step-by-step explanation:

4x - 5y = 11

-4x + y = 1        +

----------------------

-4y = 12

y = -3

Now, plug y = -3 back into any equation

-4x - 3 = 1

-4x = 4

x = - 1

Answer Link

Otras preguntas

How did innovations in transportation and communication help bring the nation together?
Annie Shelton whose a frequent guest on my favorite cooking show just started a food blog with her husband Their writing all about the culture and politics of e
A tennis player hits a 0.1-kilogram tennis ball with her racket from the north end of a court. Her racket was traveling at 65 kilometers per hour. The ball acce
A fluid-filled body cavity that forms completely within the mesoderm of animals is a:.
i do not know this answer i need the answers for h and e
An internet company randomly selected 50 of its customers and asked them how many hours per week they use the internet. Of those surveyed, 28 use the internet m
Balancing chemical equations
Potential energy is what
1) If I have 9 moles of a gas at a pressure of 1 atm and a volume of 12 liters, what is the temperature?
solve the following inequality