6th Grade Expressions Flashcard Review

Front

What is an equivalent expression?

Back

An equivalent expression is an expression that has the same value for all values of the variable(s) involved.

Front

Simplify the expression: 8(5x + y)

Back

40x + 8y

Front

Evaluate the expression if a=3 and b=8: 4(a + 5) + b

Back

40

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with given numbers.

Front

Write an expression for the number of candy bars purchased if it is 4 less than twice the number of bags of chips, c.

Back

2c - 4

Front

Which of the following expressions are equivalent? 9 + 5 + w = (9 + 5) + w

Back

This expression is equivalent due to the associative property of addition.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac, allowing you to multiply a single term by two or more terms inside a set of parentheses.

Front

What is the result of simplifying 7(2x + 9)?

Back

14x + 63

Front

Identify the expression that is NOT equivalent: 2(7x + 9) and 9x + 11

Back

These expressions are not equivalent.

Front

What is the associative property of addition?

Back

The associative property of addition states that the way in which numbers are grouped in addition does not change their sum.