SOLUTION: x + 3y = 13 2x – 3y = –19 (–2, 5) (–2, 4) (4, –2) (5, –2)

Algebra ->  Test -> SOLUTION: x + 3y = 13 2x – 3y = –19 (–2, 5) (–2, 4) (4, –2) (5, –2)      Log On


   

Question 827671:
x + 3y = 13
2x – 3y = –19
(–2, 5)
(–2, 4)
(4, –2)
(5, –2)
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
x + 3y = 13
2x – 3y = –19
add the two equations.
3x = -6
divide each side by 3
x = -2
substitute -2 for x in x + 3y = 13
-2 + 3y = 13
add 2 to each side
3y = 15
divide by 3
y = 5
So x = -2 and y = 5 and the point is (-2,5)