Solving a one step equation with the reciprocal

The video tutorial focuses on solving one-step equations using inverse operations, particularly through the use of reciprocals. It begins with an introduction to inverse operations and the concept of isolating variables. The teacher explains what reciprocals are and how they can be used to simplify equations. The tutorial demonstrates multiplying numbers by their reciprocals to isolate variables, and concludes with a section on multiplying whole numbers by fractions. The video aims to reinforce understanding of these mathematical concepts through examples and interactive questioning.

What is the main goal when solving a one-step equation?

• To add a constant to the variable

• To multiply the variable by zero

• To isolate the variable

• To find the reciprocal of the variable

What is the reciprocal of 2/3?

• 2

• 1/2

• 3/2

• 2/3

What is the result of multiplying a number by its reciprocal?

• One

• A fraction

• The number itself

• Zero

How do you multiply a whole number by a fraction?

• Add the whole number to the fraction

• Subtract the fraction from the whole number

• Convert the whole number to a fraction and multiply

• Divide the whole number by the fraction

What is the result of multiplying -4 by 7/2?

• -14

• 14

• -28

• 28