Writing Two-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

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in the reverse order of how they are applied.

Front

What does the variable represent in an equation?

Back

The variable represents an unknown value that we are trying to solve for.

Front

What is the first step to solve the equation 11x + 6 = 39?

Back

Subtract 6 from both sides to isolate the term with the variable.

Front

What is the solution to the equation 11x + 6 = 39?

Back

x = 3.

Front

How can you represent a real-world scenario with an equation?

Back

Identify the quantities involved, assign variables, and translate the relationships into an equation.

Front

What is the equation for the total cost of 4.2 pounds of plums after a coupon discount?

Back

4.2c + 0.55 = 3.23.

Front

How do you set up an equation for a word problem involving money?

Back

Identify the total amount, the cost per item, and any additional costs or discounts.

Front

What does the equation 65 = 5x + 10 represent in John's quarter and nickel problem?

Back

It represents that the number of quarters is 10 more than 5 times the number of nickels.

Front

What is the first step to solve the equation 35 - 6x = 28?

Back

Add 6x to both sides and then subtract 28 from both sides.