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

Adam had a lump of silly putty that was 4¼ inches long. If he stretched it out to 2⅔ times its current length how long would it be?
What was one result of president wilson's stroke?
11\25 3\8 5\10 2\5 from least to greatest
A​ company's after-tax profits measured per unit of common stock are known as​ ______
Compare and contrast the approaches of Chandragupta and Asoka to ruling the Mauryan empire. Can someone help?
Is -29/8 greater smaller or equal to -3.62
What 5 equipment do you needs to mix a chemical solution
y=3/4x - 4 finding slope and y-intercept showing work
The number of turtles in a pond is four more than twice the number of crocodiles. Which statement makes this comparison using the correct variable expression?
Write four greatest unit fractions that are repeating decimals