alizpalie alizpalie
  • 23-01-2018
  • Mathematics
contestada

Is the point a solution to the system of equations?. x + y = −3 2x − y = 6. (2,−5) (1,−4)

Respuesta :

choixongdong
choixongdong choixongdong
  • 23-01-2018
x + y = −3
2x − y = 6
-------------------------add
3x = 3
  x = 1

x + y = −3 
1 + y = −3 
y = -4


x = 1 and y = -4

answer
(1,−4)
Answer Link

Otras preguntas

Rashid can paint 2 square feet in 10 minutes. Fill in the missing parts to tell how long it will take h to paint a fence that is 6 feet high by 25 feet long. Ra
factoring by grouping how do i solve it 8r^3-64^2+r-8
turning on a tv is an example of _______ energy being transformed into_________ energy and________energy
Why is cellulose so difficult for most animals to digest?                 A)           they don’t have the proper enzyme to break the bonds between subunits
The pH of water is _____ because it contains an equal amount of H+ and OH- ions.
Which of the following occurred first in history? A. Boston Massacre B. Boston Tea Party C. Coercive Acts D. First Continental Congress
what is v = Iwh for I
I'm not sure how to write 2(3x-10) in expanded form using the distributive property.
Which of these factors can influence the type of home you can afford ___. a. expected increases and decreases in income b. condition and price of the home you a
What did some European imperialists use to justify imperialism?