Introduction to Expressions and Equations

g divided by 9

• 9g
• g-9
• g/9
• 9/g

What are the variables of 7x+6y-9

• 6,7
• 9
• 6y, 7x
• x, y

Evaluate expression (plug in the values) for: -5a -b for a= -6 and b= 3

• 33

• 30

• 27

• 24

12x

• 12 plus x
• 12 minus x
• 12 times x
• 12 divided by x

take 10 away from s 

• 10 - s 
• s + 10
• s - 10
• s/10

Using the distributive property, simplify the expression: 
2(a+4)

• 8a
• 6a
• 2a+4
• 2a+8

Evaluate the following expression when x=5.      4x²+3x+3

• 58
• 118
• 490
• 68

y minus 12

• y + 12
• y - 12
• y x 12
• y / 12

8b + 12 = 52

• b = 8
• b = -8
• b = 5
• b = -5

5d + 6 = 71

• d = -13
• d = 13
• d = 11
• d = -11