2. determine which ordered pair in the form (a, b) is a solution of the given equation.
7a – 5b = 28
(–3, –2)
(–2, –3)
(0, 4)
(4, 0)
3. determine whether the ordered pairs in the form (x, y) are solutions of the given equation and select the correct answer.
yes, both are solutions.
no, neither is a solution.
the first is a solution, but the second is not.
the first is not a solution, but the second is.