1-Step Equation Add Sub

Solve:
Y + 56 = 21

• 35
• 77
• -35
• -53

x - 4 = 17

• x = 21
• x = 13
• x = 19
• x = 24

x - 18 = 3

• x = 37
• x = 15
• x = -21
• x = 21

x + 24 = 44

• x = -20
• x = 68
• x = 20
• x = -68