One-Step and Two-Step Equations Flashcard

Front

What is a one-step equation?

Back

An equation that can be solved in one operation, such as addition, subtraction, multiplication, or division.

Front

What is a two-step equation?

Back

An equation that requires two operations to isolate the variable.

Front

How do you isolate a variable in an equation?

Back

By performing inverse operations to both sides of the equation.

Front

What does it mean to 'reduce' a number in an equation?

Back

To subtract a value from that number.

Front

What is the first step to solve the equation: 400 - 2a = 260?

Back

Add 2a to both sides and then subtract 260 from 400.

Front

What is the solution to the equation: 2x = 10?

Back

x = 5.

Front

How do you check if your solution to an equation is correct?

Back

By substituting the solution back into the original equation.

Front

What is the purpose of using inverse operations in solving equations?

Back

To cancel out terms and isolate the variable.

Front

What is the solution to the equation: 9x = 153?

Back

x = 17.

Front

What is the first step to solve the equation: 11 - 3x = 44?

Back

Subtract 11 from both sides.