Which ordered pair is a solution to the equation 3x + 5y = 9?

A.
(–2, –3)

B.
(–2, 3)

C.
(2, –3)

D.
(2, 3)

Question

Which ordered pair is a solution to the equation 3x + 5y = 9?

A.
(–2, –3)
 
 B.
(–2, 3)
 
 C.
(2, –3)
 
 D.
(2, 3)

anonymous · Answer

I believe its D

anonymous · Answer

how did you get the answer? I like to know because i need to know how to work it out for myself when the test comes

texaschic101 · Answer

sub in your answer choices and see which one satisfies the equation.

3x + 5y = 9

(-2,3)  x = -2 and y = 3
now sub
3(-2) + 5(3) = 9
-6 + 15 = 9
9 = 9 (correct)

answer is B

anonymous · Answer

ok thanks so much!

texaschic101 · Answer

do you understand how I did that ?

anonymous · Answer

OOOOH. my bad. /.o

texaschic101 · Answer

each of your points is set up (x,y). Just sub in the number for x and the number for y in the equation and find which one is correct