Algebraic Expressions with Quantities

Which of the following best describes the expression 4 times a number increased by 7?

• (x/4) + 7
• 4x - 7
• 4(x + 7)
• 4x + 7

Which of the following best describes the expression 8 less than the quotient of a number and 2?

• (x/2) - 8
• 8 - (x/2)
• (x - 8)/2
• 2x - 8

Which of the following best describes the algebraic expression 3(x - 5)?

• Three times a number minus five
• Three times the quantity of a number minus five
• Three times the quantity of a number plus five
• Three times a number plus five

Which of the following best describes the algebraic expression 6x + 1?

• Six times more than the quantity of a number plus one
• Six times the quantity of a number plus one
• One more than the product of six and a number
• One more than the quantity of six and a number

The algebraic expression that best describes the sequence 12, 24, 36, 48... is

• x + 12
• 12x
• 2x + 12
• 3x + 2

The algebraic expression that best describes the sequence 1, 1/2, 1/3, 1/4, 1/5... is

• 1 + (1/2)x
• x/1
• 1/x
• 1/(x + 1)

What is the algebraic expression that describes the monthly salary?  Let x be the hours of training.  (click on the image to see the table)

• 10x + 1000
• 10x + 1100
• 100x + 10
• 10x + 100

Which of the following is the algebraic expression that best describes the height, y, if x is the width? (click on the image to see the graph)

• y = 2x
• y = x - (1/2)
• y = x + (1/2)
• y = (1/2)x

What is the coefficient in the algebraic expression 7xy²?

• 7
• x
• y²
• 0

How many terms are there in the algebraic expression 2x² -3y + 5?

• 2
• 3
• 4
• 5