6th Math MCAS (Expressions and Equations)

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

Front

Evaluate the expression 5(x−1) when x=5.

Back

20

Front

What is the profit made from each pie sold if the total profit is $40 for 10 pies?

Back

$4 per pie.

Front

Are the expressions 4(3x−y) and 12x−4y equivalent?

Back

Yes.

Front

What is the total cost expression for staying n nights at a hotel that charges $105 per night and $10 in fees?

Back

115n.

Front

How do you represent '2 times the quantity of 13 subtract from x' in an expression?

Back

2 * (x - 13).

Front

What does the distributive property state?

Back

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

Front

If x = 3, what is the value of the expression 2x + 5?

Back

11.

Front

What is the difference between an equation and an expression?

Back

An equation states that two expressions are equal, while an expression does not include an equality sign.

Front

What is the value of the expression 10 - 2(3 + 1)?

Back

2.