nylahakerman nylahakerman
  • 11-06-2021
  • Mathematics
contestada

Solve the system of equations by substitution. Simplify your answer. Write the
solution as an ordered pair.
y= 3x - 13
3x + 2y = 19

Respuesta :

rijarafiquee
rijarafiquee rijarafiquee
  • 11-06-2021

Answer:

x = 5     y = 2

Step-by-step explanation:

3x + 2(3x - 13) = 19

3x + 6x - 26 = 19

9x = 45

x = 5

y = 3(5) - 13

y = 15 - 13

y = 2

Answer Link

Otras preguntas

11/3 of x is 55 find x
What is the average rate of change of the function y = 3 sin(2x) on the interval [0,π4] ?
Need help with this question
J'accompagne mon petit cousin au jeu en bas de mon immeuble je peux fumer en le surveillant puisque je suis dehors?
expliquer le role de venise dans les relations entre loreient et loccidznt 13 eme sieclee
of each of the following in ATP synthesis Catabolism of glucose in glycolysis and pyruvate oxidation (Step 1 of Cellular Respiration) Oxidation of intermediates
2. Which system has an infinite number of solutions? a. x ÷ 2=y 4=2y - x b. 2y ÷ 6 = 4x -3 = y - 2x c. y ÷ 3 = 2x 4x = 2y - 3 d. y = 2x - 5 -2 = y - 2x
Samuel is folding his laundry. The table shows the proportional relationship between the number of shirts he folds and the time, in minutes, it takes him to fol
PLEASE HELP 10 POINTS Question 20 of 25 This thematic map shows the locations of different ethnic groups in the African country of Burkina Faso. Based on the ma
Use the following information to answer questions 1-3. Alex tracked how many cups of coffee he drank each day for a month and then compiled the results into a p