Ask Question
23 January, 02:44

Solve the following system:

y = x + 3

3x + y = 19

A (4, - 7)

B (4, 7)

C (-4, 7)

D (7, 4)

+1
Answers (1)
  1. 23 January, 03:31
    0
    Y = x + 3 ... so sub in x + 3 for y in the other equation

    3x + y = 19

    3x + x + 3 = 19

    4x + 3 = 19

    4x = 19 - 3

    4x = 16

    x = 16/4

    x = 4

    y = x + 3

    y = 4 + 3

    y = 7

    so ur solution is (4,7) <==
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Solve the following system: y = x + 3 3x + y = 19 A (4, - 7) B (4, 7) C (-4, 7) D (7, 4) ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers