Solving One-Step Equations

This video tutorial covers solving one-step equations by isolating variables using properties of equality. It includes examples demonstrating addition, subtraction, multiplication, and division to solve equations. Each example is followed by a verification step to ensure the solution is correct.

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

• To find the value of zero

• To multiply both sides by zero

• To isolate the variable

• To add numbers to both sides

If you have the equation x + 7 = 18, what operation would you perform to solve for x?

• Multiply both sides by 7

• Divide both sides by 7

• Subtract 7 from both sides

• Add 7 to both sides

In the equation r - 4 = -5, what is the correct operation to isolate r?

• Subtract 4 from both sides

• Add 4 to both sides

• Multiply both sides by 4

• Divide both sides by 4

How do you solve the equation -3y = -42 for y?

• Add 3 to both sides

• Subtract 3 from both sides

• Multiply both sides by -3

• Divide both sides by -3

What is the solution to the equation x/6 = -5?

• x = 30

• x = 1

• x = -1

• x = -30

When solving 3/4a = 8, what operation should be used?

• Divide by 4/3

• Multiply by 4/3

• Divide by 3/4

• Multiply by 3/4

What is the reciprocal of 3/4?

• 1/4

• 1/3

• 3/4

• 4/3

In the equation 17 = -1x, what is the value of x?

• x = 17

• x = -17

• x = -1

• x = 1

What operation is used to solve the equation 17 = -1x?

• Divide both sides by -1

• Multiply both sides by -1

• Add 1 to both sides

• Subtract 1 from both sides

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

• One

• Zero

• The number itself

• Negative one