Expressions

Nine more than a number

• 9x

• 9 - x

• 9 + x

• 9 + 9

The difference of five and a number

• 5 - m

• 5/m

• 5 + m

• 5 - 5

seven divided by a number

• 7/n

• n/7

• 49/7

• n/n

The product of a number and twelve

• x/12

• x - 12

• 12 + x

• 12x

A number increased by five.

• 5x

• x + 5

• x + x + x + x + x

• 5 + 5

Evaluate 24 - 4t for t = 4

• 20
• 24
• 8
• 6

What is an equivalent way to express 3y? 

• y * y * y
• y + y + y 
• y³
• 3 + y

Evaluate 2a + 4b 
if a = 10     and    b = 6

• 20
• 24
• 44
• 4

(4+5) ÷ 3 x 6 - 6 

• 0
• 12
• 6
• 8

(6² + 4) ÷ 10 x 5

• 20
• 30
• 50
• 90