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

3. Mitosis and meiosis are similar processes, but they have some very important differences. Explain how mitosis and meiosis are alike and how they are differen
if you were a political leader what conditions would you justify a declaration of war
What role did many native Americans take during he war in the west
Which is the electron configuration for bromine?
Elaine body total of 15 shirts and a pair of pants she bought seven more shirts than pants how many of each did she buy
I need help on my cross word puzzle
an animal shelter has 50 cats, 20 dogs and 5 rabbits. the shelter published the ratio of cats to dogs in its latest newsletter .what is the ratio of cats to dog
What is 30% more than 10??
Sure you can ask a question who is it speaking too
I will fail if I get this wrong :(