Chapter 3 Summative Review

Another way to say 8w is

• 8 times w

• w multiplied by 8

• the product of 8 and a number

• all of the above

the quotient of twenty and a number

• 20/n
• 20-n
• n+20
• n-20

2 times the difference of t and 11

• 2t - 11
• 2(t - 11) 
• 2(t / 11)
• 2 x t - 11

4 divided by the sum of a number and 12

• 4 / n + 12
• 4 / 12n
• 4 / (n + 12) 
• (4 / n) + 12

There were x cookies at the beginning of a party. By the end of the party, 16 of them had been eaten. Using x, write an expression for the number of cookies that were left.

• 16
• x + 16
• 16 - x
• x - 16

Identify the Coefficients
-4x + 2y + 5 + 9a

• 5, 9a
• -4, 2 , 9
• -4x, 2y, 9a

A coefficient is best defined as:

• The number that stands by itself
• A letter that represents a missing number
• A number being multiplied by a variable
• The number after the variable

g divided by 9

• 9g
• g-9
• g/9
• 9/g

The product of 7 and j increased by 3.

• 3+7j
• 7j-3
• 7(j+3)
• 3j+7

Name the coefficient of ⅙h

• 6
• h
• ⅙
• 1