Preliminary decision:
In the first equation, both terms are positive, so to get zero as a sum , one must be + , the other -
That rules out #1 and #2.
Try subbing in the other pairs.
Identify the solution(s) of the system of equations, if any.
6x + 4y = 0
y = 3 - 3x
(–3, –2)
(–3, 2)
(–2, –3)
(2, –3)
1 answer