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

100 points!To solve the problem cos-1(cos(-pi/6)), find the angle in the interval (0,pi) whose cosine is sqrt3/2.
How many particles are in 2.5 mol of water, H2O?
Identifying the Type of Map Which answer choice shows a physical map?
2) Which of the following images correctly depicts the direction of the Earth's velocity if Sun was suddenly eliminated?
Gold ions, Au*(aq), can easily be made to precipitate out of a solution as gold metal. Simply bring another metal into the solution, and this metal becomes the
Demographics help companies decide all of the following EXCEPT: A. who their customers are B. their customers’ economic status C. what products and services to
A car dealership sells SUVs and passenger cars. For a recent year, 70 more SUVs were sold than passenger cars. If a total of 340 vehicles were sold, determine t
Please help they are separate questions please help me with this!
What are the most important issues shown to us by studying the British War?
ejbsjca bdsj dbcsc j ecsabkfskbj jcbaskjbb