Which values for a and b make the statement (a + 2)(b - 9) = 0 true?
a = 2, b = -9
a = -2, b = 9
a = -2, b = -9
a = 2, y = 9
a = 2, b = -9
a = -2, b = 9
a = -2, b = -9
a = 2, y = 9
