monesard7eebr monesard7eebr
  • 23-11-2016
  • Mathematics
contestada

Which ordered pair is the solution to the system?

{x+3y=6
{4x+6y=−6

(−9, 5)
(−3, 3)
(12, −2)
(6, 3)

Relax

Respuesta :

anouar
anouar anouar
  • 23-11-2016
x=6-3y
4(6-3y)+6y=-6
24-12y+6y=-6
24-6y=-6
-6y=-30
y=30/6
y=5

x+3 (5)=6
x+15=6
x=-9. (-9,5) <------------
Answer Link

Otras preguntas

Please help! Just give the letters and words for each question Will give 20 points and brainliest
All of these are characteristics about the courts except the following. Please i need it thank you A.The Supreme court has a head chief justice B.The Supreme Co
HELP ME PLSSS ITS DUE TODAY
How can you be beneficial to others​
What is the relationship between culture and communication?
Suppose Z follows the standard normal distribution. Calculate the following probability. P(0.33 < Z < 1.50)
Hugo averages 42 words per minute on a typing test with a standard deviation of 5.5 words per minute. Suppose Hugo's words per minute on a typing test are norma
Refer to the above diagram of the market for corn. If the price in this market is $2 per bushel, then there will be? (The graph and answer choices are in the pi
Помогите пожалуйста
I need answer for this question asap I will give brainliest