Question

3x – 7y = 5
9y = 5x + 5


A.
(–3, 2)
B.
(8, 5)
C.
(–10, –5)
D.
(0, 0)

Answer 1

3x - 7y = 5
9y = 5x + 5


3x - 7y = 5
y = 5/ 9x + 5/9

3x - 7 (5/9 + 5/9) = 5

Answer 2

so it would be b?

Answer 3

well plug in the values to equation is another option.
3(8) - 7(5) = 5
24 - 35 does not equal 5
so no.

Answer 4

okkaay. then which one? .-.

Answer 5

Plug the values in!,
You can cross out option D , because 3(0) - 8(0) does not equal 5.

Answer 6

A?

Answer 7

It is C, please try and do the problem rather than guessing next time.

Answer 8

ok