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

Why is the pyramid of the magician at uxmal considered unique?
One of the great benefits of trade is a. That it makes it possible for society to become better off if​ individuals, firms, and countries specialize in producin
What enlightenment ideas did the delegates to the convention believe in?
eassy on covering tattoos in the medical field
The cable supporting a 2130-kg elevator has a maximum strength of 2.18×104 n . what maximum upward acceleration can it give the elevator without breaking?
Describe one way in which biology affects our society.
A boy weighs 44 pounds. How much does he weigh in kilograms
Changing the sentence structure and how quickly events unfold in a story can affect which literally element ?
Which type of address is used at the transport layer to identify the receiving application?
Where is the three-day retreat portrait of the artist?