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

How does the following passage contribute to readers’ understanding of Maggie? “‘Aunt Dee’s first husband whittled the dash,’ said Maggie so low you almost coul
Humans impact the environment daily. Which of the following correctly identifies the type of impact that humans have on the environment? I. Conserving resource
ASAP!!!!!!! Communist leaders came to power without the backing of the Soviet Union in: A. Poland B. East Germany C. Yugoslavia D. Hungary
what is the surface area? please explain.​
Check all the answers that apply. Eykaryotes ______.
Question 5 What is the area of the triangle? Please explain how to get the answer
What is the solution using cross multiplication to this problem ? 10/(x+2)7/(x+2)
A pattern has 4 blue triangles to every 12 yellow triangles what is the ratio of blue triangles to all triangles
When year is deprived of oxygen, it will convert glucose into what
The structure of state governments are determined by?