Half Year Review Pt 1

Front

What is the median?

Back

The median is the middle value in a list of numbers sorted in ascending order. If there is an even number of values, the median is the average of the two middle numbers.

Front

Which expression is equivalent to 9p + 18?

Back

10p + 13 - p + 5 is equivalent to 9p + 18.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor in a term of an algebraic expression. For example, in the term 4x, 4 is the coefficient.

Front

Back

The constant in the expression is 3.

Front

How do you express '13 subtracted from t'?

Back

It is expressed as t - 13.

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 mathematics?

Back

A variable is a symbol used to represent an unknown value, often denoted by letters such as x, y, or z.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and performing operations.

Front

What is a term in an algebraic expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both, separated by addition or subtraction.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation states that two expressions are equal.