Math in Focus Chapter 7 Algebraic Expressions

six less than the number of men
Let m = number of men

• 6 - m
• m - 6

four more than the number of books
Let b = number of books

• b + 4
• b - 4

six times the number of girls
Let g = number of girls

• 6 + g
• 6g
• g - 6

eight plus triple the number of shirts
Let s = number of shirts

• 8 + 3s
• 8 + s
• 3s - 8

eleven less than twice the number of people
Let p = number of people

• 11 - 2p
• 2p - 11

nine increased by the number of gallons
Let g = number of gallons

• 9 + g
• g - 9

Let "p" represent the number of paper clips in a box.  If there are 76 boxes in a case, write an algebraic expression to show the total number of paper clips.

• 125p
• 76(p)
• 76 + p
• 125 = p

37 + 28 can be change to an algebraic expression by doing what?

• using parenthesis
• add a variable
• leave no spaces
• add an exponent

is, are, was, and were can be used with which symbol?

• parenthesis
• equal
• division
• multiplication

8w is another name for

• 8 times w
• w multiplied by 8
• the product of 8 and a number
• all of the above