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

What does "The Crown" mean in court?​ I can't really understand it.
Which piece of evidence best supports the claim that aerial dance is a worldwide phenomenon? A. "... experienced in some of the most innovative live performance
Write as a decimal. [tex]\frac{19}{20}[/tex] A. 0.38 B. 0.19 C. 0.01 D. 0.95
Can someone please help
Write an equation in point slope form (-7, 4) m=-¾
Why were Americans in the East and North less eager for war than Americans in the South and West? A) Americans in the South and West relied more on British shi
Dane is holding an 8 kilogram box 2 metres above the ground. How much energy is in the box's gravitational potential energy store? Assume Dane is on Earth, wher
What is an example of mechanical weathering by gravity
ehat was the problem with "nationalism" within african and asian societies in the 19th century??​
Help, i do not know how to solve this