Expressing Operations in Algebraic Form

Translate: The product of a number, n, and two

• n - 2

• n + 2
  

• n2

• 2n

Translate: five more than a number

• 5 + n

• n + 5

• n - 5

• 5n

Translate: the sum of a number and three

• 3 -n

• (n + 3)

• 3n

• 3 + n

Translate: ten added to a number

• 10 - n

• 10n

• n + 10

• 10 + n

Translate: a number subtracted from twenty is five

• n- 20

• 20 - n = 5

• 20 - n

• n - 20 = 5

A(n) ____________consists of only numbers and at least one operation.

• variable

• numerical expression

• term

• algebraic expression

Translate: a number less than eight

• n + 8

• 8 - n

• n - 8

• 8n

Expression including at least one variable. 

• Numerical Expression

• Variable Term

• Sponge Bob Square Pants

• Algebraic Expression

A number, variable, or product of numbers and variables separated by a + or - sign.

• Term

• Constant

• Factor

• Coefficient

Allows you to multiply each term separately and then combine the products.

• Associative Property

• Commutative Property

• Additive Inverse Property

• Distributive Property