7th grade Unit 2 Study Guide (Expressions)

Front

What is the simplified form of (11k + 9) - (3k + 23)?

Back

8k - 14

Tags

CCSS.7.EE.A.1

Front

What is the expression for "the amount of money in Charlotte's bank account after a $100 deposit"?

Back

x + 100

Tags

CCSS.6.EE.B.6

Front

What is the result of -2(p-10)?

Back

-2p + 20

Tags

CCSS.6.EE.A.3

Front

What is the simplified form of -11x - (x - 3) - 12 + 4x?

Back

-8x - 9

Tags

CCSS.7.EE.A.1

Front

What is the result of 7(4a + 3b)?

Back

28a + 21b

Tags

CCSS.6.EE.A.3

Front

What does the term 'expression' mean in mathematics?

Back

A combination of numbers, variables, and operators (like + and -) that represents a value.

Tags

CCSS.6.EE.A.2B

Front

What is a variable in an algebraic expression?

Back

A symbol (usually a letter) that represents an unknown value.

Tags

CCSS.6.EE.A.2B

Front

What is the distributive property?

Back

A property that states a(b + c) = ab + ac.

Tags

CCSS.6.EE.A.3

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.

Tags

CCSS.7.EE.A.1

Front

What are like terms?

Back

Terms that have the same variable raised to the same power.

Tags

CCSS.6.EE.A.2B