Evaluating Algebraic Expressions Given a Variable

An expression that contains one or more variables and may also contain operation symbols, is called an

• algebraic expression

• numerical expression

• facial expression

Tags

CCSS.6.EE.A.2B

• x divided by 7

• 7 divided by x

• x minus 7

• 7 added to x

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

• c minus 5

• 5 less than c

• c increased by 5

• half of c

Tags

CCSS.6.EE.A.2A

• y minus 10

• y take away 10

• 10 less than y

• all of the above are correct phrases for the expression

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

A variable is a letter or symbol used to represent an unknown number.

• True

• False

Tags

CCSS.6.EE.A.2B

Evaluate each expression for the given value of the variable.

a + 6; a = 2

Tags

CCSS.6.EE.A.2C

Evaluate each expression for the given value of the variable.

7(m - 6); m = 8

Tags

CCSS.6.EE.A.2C

Evaluate each expression for the given value of the variable.

7m - 6; m = 8

Tags

CCSS.6.EE.A.2C

Evaluate each expression for the given values of the variables.

s - k + x; s = 7, k = 4, x = 6

Tags

CCSS.6.EE.A.2C

A _____________ is a symbol, usually a letter that stands for a number.

• constant

• variable

• algebraic expression

Tags

CCSS.6.EE.A.2B