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

Jeffrey has accepted an offer of $310,000 for his house. The buyer is making a $50,000 down payment, and the buyer's appraisal came in at $300,000. On what numb
How much horse power does a Lamborghini have
What is the sum for each of these??
Write all classifications that apply to the real number -5.
Help please please help
what is 0.1 as a power of 10
The distance between a skier on top of a mountain and the end of the ski course is 2395 feet if the end of the course is 642 below sea level, what is the distan
The diagram below represents the forces acting upon a rightward-moving object. Each arrow represents a force; the length of the arrow represents the strength of
Which of the following is a postulate? A) Angle bisector postulate B) Collinear lines postulate C) Intersecting lines postulate D) Planes postulate
Plz some one answer 6 And 7