Writing Equations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables and constants.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often a letter, that represents an unknown value in an equation or expression.

Front

What is the perimeter of a rectangle?

Back

The perimeter of a rectangle is the total distance around the rectangle, calculated as P = 2(length + width).

Front

How do you represent a situation with an equation?

Back

You can represent a situation with an equation by identifying the quantities involved and expressing their relationships using mathematical symbols.

Front

What does 'more than' indicate in an equation?

Back

'More than' indicates addition in an equation. For example, 'nine more than x' is represented as x + 9.

Front

What does 'less than' indicate in an equation?

Back

'Less than' indicates subtraction in an equation. For example, 'x less than 5' is represented as 5 - x.

Front

How do you write an equation for a word problem?

Back

Identify the known and unknown quantities, determine the relationships between them, and translate those relationships into mathematical expressions.

Front

What is the relationship between width and height in a rectangle's perimeter problem?

Back

In perimeter problems, the width and height are often related through equations that express their combined total in relation to the perimeter.

Front

What does 'product' mean in mathematics?

Back

The product is the result of multiplying two or more numbers together.