A) x = 12
B) x = 42
C) x = - 22
D) x = 22

A) y = - 60
B) y = 18
C) y = - 18
D) y = 60

A) z = - 37
B) z = 13
C) z = -13
D) z = 37

A) a = 17
B) a = - 7
C) a = 7
D) a = - 17

A) b = - 7
B) b = 21
C) b = - 21
D) b = 7

A) a = 7
B) a = - 17
C) a = - 7
D) a = 17

A) x = 2
B) x = - 2
C) x = 26
D) x = - 26

A) z = - 13
B) z = 7
C) z = - 7
D) z = 13

A) w = 6
B) w = 14
C) w = - 14
D) w = - 6

A) b = 4
B) b = 16
C) b = - 4
D) b = -16