Add, Subtract, Multiply, Factor Algebraic Expressions

The sum of seven and x

• 7-x

• x-7

• 7x

• 7+x

Difference, minus, less than, and decreased by are all words that mean ______________.

• add

• subtract

• multiply

• divide

The algebraic expression 6x - 4 can be written as which of the following? 

• x to the sixth power decreased by four

• The product of six and a number x decreased by four

• Six times a number x less than four

• four less than six

Which expression represents: "the product of 3 and x increased by 5"? 

• 5x - 3

• 3 - 5x

• 3x + 5

• 3x(5)

• k = 7
• x = 7.1
• x = 7.6
• x = 1/7

• A
• B
• C
• D

Find the sum:
(7k + 9) + (4k - 3)

• 3k + 6 

• 11k + 6

• -11k + 6

• - 3k + 6

• n - 1

• 2(n - 1) / 2

• 2(n - 1)

• 1

(-11a + 7) – (11a – 7)

• -22a - 14

• 0

• -22a + 14

• -22a

• A
• B
• C
• D