Model 2 Step Equations

Front

What is a two-step equation?

Back

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

Front

What is the first step to solve the equation 3x - 5 = 7?

Back

Add 5 to both sides of the equation.

Front

What is the solution to the equation 3x - 5 = 7?

Back

x = 4.

Front

How do you isolate the variable in the equation 2 - x = -10?

Back

Subtract 2 from both sides and then multiply by -1.

Front

What does it mean to 'model' an equation?

Back

Modeling an equation involves representing a real-world situation with a mathematical equation.

Front

What is the equation represented by the model: 3x + 6 = -9?

Back

The equation is 3x + 6 = -9.

Front

What is the solution to the equation 3x + 6 = -9?

Back

x = -5.

Front

What is the purpose of drawing a model when solving equations?

Back

Drawing a model helps visualize the problem and understand the relationships between quantities.

Front

What is the equation for the model if the answer is -10 = x - 2?

Back

The equation is -10 = x - 2.

Front

What does the term 'isolate the variable' mean?

Back

To isolate the variable means to get the variable alone on one side of the equation.