vanna21 vanna21
  • 04-08-2017
  • Mathematics
contestada

Use Gauss-Jordan elimination to solve the following system of equations. 3x + 5y = 7 6x − y = −8 A. x = 2, y = 1 B. x = 5, y = 6 C. x = 3, y = −1 D. x = −1, y = 2

Respuesta :

ghanami
ghanami ghanami
  • 04-08-2017
hello :
(-1, 2) verifies the 2 equations Answer D
because : 
3(-1)+5(2) = 7...right
6(-1)-(2) = -8...... right
Answer Link

Otras preguntas

Please label the water cycle part correctly I accidentally forgot how to do this so pls.
New Taxes in the Colonies Quiz 6/ 6. What was the result of the colonists' protests against the tax acts? • A) The British offered the colonists an opportunity
The points in the table lie on a line. What is the slope of the line? X -8 -2 4 10 у 8 1 1 -6 -13 The slope of the line is 24
someone please answer: why is inequality such a powerful tool within literature? please helpppp
which set represents a Pythagorean triple? 1, 2, 4 2, 4, 6. 3, 4, 10. 5, 12, 13.Plz help thank you​
Describe what an ironic ending is
how can the nepali sculptures be preserved and promoted?​ any six points
What technology will I use when I become a surgical technologist?
define application software​
Determine the measures of angle ACB, angle DCE, & Angle BCD.