Algebra Lab-8/20

Solve the equation:
-5x = 25

• x = 20
• x = -20
• x = -5
• x = 5

x - 8 = -5 

• 13
• -13
• 3
• -3

x + 12 = 20

• x = 32
• x = -32
• x = 8
• x = -8

Solve the equation
3x = 27. 

• x = 24
• x = 81
• x = 9

-7b=49

• B=7
• B=-7
• B=2