Ibellarodriguez
Ibellarodriguez Ibellarodriguez
  • 02-05-2021
  • Mathematics
contestada

Solve the system of linear equations by substitution.
x-2y=6
3x-5y=11

Respuesta :

maggielee724
maggielee724 maggielee724
  • 02-05-2021

Answer:

x = -8, y = -7

Step-by-step explanation:

=> x = 6 + 2y

substitute x = 6 + 2y into the equation 3x - 5y = 11 to solve for y:

=> 3(6 + 2y) - 5y = 11

=> 18 + 6y -5y = 11

=> y = -7

substitute y = -7 into the equation x - 2y = 6 to solve for x:

=> x - 2(-7) = 6

=> x +14 = 6

=> x = -8

Answer Link

Otras preguntas

q+ 5/9= 5/6 What is Q? I need Help!
Evaluate p2m−(np+r) if m=−32 , n=2 , p=−8 , and r=4
Please help!! 1. Simplify the following expression. (5x + 7) + (x + 2)
What has a greater impact on humans, Earth's oceans or Earth's fresh water? hurry plssssssss
За(2b + 5c) I need help
PLS HELP!!!How are environmental issues in the United States being addressed? list two clear answers.
According to James Gwartney, Richard Stroup, and Dwight Lee in Common Sense Economics," what is the foundation of trade? A bartering B. specialization C. cash f
What would y=-5x+25 look like on a graph? When you find out, please give me an image.​
which of the Following sentences has an error in capitalization.
d/4 = 9 what is d? pls helppppp