Algebra by Elvira Basco

7 less than a number d

• 7 - d
• d - 7

w lunches at $5 each

• 5w
• 5 + w

What does 4⁵ mean?

• 4x4x4x4x4
• 4x5
• 5x5x5x5

The sum of 6 and x

• x + 6
• 6/x
• x + 4
• 6x

The total of b and 14 

• 14 - b
• 14/b
• 14 + b 
• b - 14 

7g + 5 + 6g  - 3

• 13g - 3
• 12g + 5
• 13g + 2
• 13g - 2

5e - 2 + 3e

• 8e - 2
• 8e + (-2)
• 8e + 2
• 2e - 2

7 + 9b + 3b

• 16b + 3b
• 12b + 7
• 27b + 7
• 6b + 7

4(-p - 6)

• 4p - 24
• 4p + 24
• -4p + 24
• -4p - 24

What is the algebraic expression for                  "the sum of n and 9"?

• n - 9
• n + 9
• n/9
• 9n