Tarmarra21
Tarmarra21 Tarmarra21
  • 03-03-2017
  • Mathematics
contestada

Solve the system of equations and choose the correct ordered pair. 

9x - 2y = 73
5x - 9y = 9

Solve the system of equations and choose the correct ordered pair 9x 2y 735x 9y 9 class=

Respuesta :

Faaaith1
Faaaith1 Faaaith1
  • 03-03-2017
The answer is A (9,4)
Answer Link
wolf1728
wolf1728 wolf1728
  • 03-03-2017
A) 9x - 2y = 73
B) 5x - 9y = 9
Multiply equation A by -5/9
A) -5x +1.1111111111 y = -40.5555555556  then add it to B
B) 5x - 9y = 9
-7.888888888 y = -31.555555555
y = 4


B) 5x - 9*4 = 9

B) 5x -36 = 9
B) 5x = 45
x = 9

Answer Link

Otras preguntas

which best explains why the authors uses the word “flanked”...
A body system consists of: all the functions of a particular organ all the tissues which wake up a complex organ a group of organs which perform a common f
How many tortillas does the average person in mexico consume??
Which chart places the elements of plot in the correct order?
Why did Thomas Jefferson refer to the election of 1800 as the “Revolution of 1800”?Two political parties opposed each other for the first time.The presidency pa
Trying to find ACB Thankssss
what was George Washington's role in the French and Indian War
Given two different prime numbers p and q, find the number of different natural divisors of the number. p^m*q^n
what is a benefit of eating meat and beans
Amarck convinced darwin that populations could grow faster than their resources. a. True b. False