Unit 9 Algebra Assessment

Front

What does the expression 'a - 5' represent?

Back

It means 5 less than the number represented by 'a'.

Front

If Joey packed 'b' boxes with 4 ornaments in each box and there were 36 ornaments, what equation would you use to find 'b'?

Back

4 × b = 36

Front

If 'v' represents the number of vacation days Laura has, how many vacation days does Nancy have if she has 7 times more than Laura?

Back

7v

Front

In the equation 's + 3 = 12', what does 's' represent?

Back

's' represents the unknown value.

Front

What equation represents sharing a box of doughnuts with four friends if each friend gets three doughnuts?

Back

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols.

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents an unknown value.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

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 purpose of using parentheses in algebraic expressions?

Back

Parentheses indicate which operations should be performed first.