Front

What is an equation?

Back

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

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 one-step equation?

Back

A one-step equation is an equation that can be solved in a single operation, such as addition, subtraction, multiplication, or division.

Front

What is a two-step equation?

Back

A two-step equation is an equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to get the variable alone on one side of the equation.

Front

Back

Divide both sides by 7 to isolate n.

Front

Back

w = 12, found by subtracting 5 from both sides.

Front

Back

Add 21 to both sides to start isolating u.

Front

Back

z = 9, found by dividing both sides by 4.

Front

What does it mean to perform the same operation on both sides of an equation?

Back

It means to maintain the equality by applying the same mathematical operation to both sides.