20
144 9+7 = 16 and 9*16 = 144
-a + 2 = 18 - 2 = - 2 --------------- - a = 16 a = - 16
144 9+7 = 16 and 9*16 = 144
(2, 2)
y = -1
x = 14
26AB-2x+14 Depends on value of A and B
2048
144 9+7 = 16 and 9*16 = 144
-a + 2 = 18 - 2 = - 2 --------------- - a = 16 a = - 16
144 9+7 = 16 and 9*16 = 144
16 = 6y +2 Yes
2
(2, 2)
2 + 2x = 18 2x = 18 - 2 2x = 16 x = 8
Calculate 10^2 - 4*(-16)*(-20)
y = -1