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

If a TV 'springs to life', what would that TV have done? A. Suddenly begins working B. Suddenly stops working C. The TV is being sold D. The TV has been auction
How u write an inequality for brigitte is shorter than 5 feet (brigitte height =h)
Which is the most accurate way to estimate 52% of 45
In which taxonomic phylum is ginkgo classified? a. Gnetophyta b. Cycadophyta c. Anthocerophyta d. Ginkgophyta
Montesquieu’s view of the separation of powers was later expressed in the United States Government through which document?
In what ways is Islam a way of life as well as a set of beliefs? (five sentences)
what are the pros and cons of the stamp act ?
What percent of 350 is 252
when h has the value 4, calculate 5h - 3? Urgent help needed!!!!!!!
Which equation has both 4 and -4 as possible values of y? a. y3 = 64 b. y2 = 8 c. y3 = 8 d. y2 = 16