Ask Question

Which ordered pair is a solution of the system?

x + 4y = 19

y = - 2x - 4

A. (3,4)

B. (7,3)

C. (-5,6)

D. (-2,0)

+1
Answers (1)
  1. 9 July, 12:18
    0
    Y = - 2x - 4

    x + 4y = 19

    x + 4 (-2x - 4) = 19

    x + (-8x) - 16 = 19

    -7x - 16 = 19

    -7x = 35

    -x = 5

    x = - 5

    y = - 2x - 4

    y = - 2 (-5) - 4

    y = 10 - 4

    y = 6

    Solution set {-5, 6} (C)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Which ordered pair is a solution of the system? x + 4y = 19 y = - 2x - 4 A. (3,4) B. (7,3) C. (-5,6) D. (-2,0) ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers