Mastering 2-Step Equations

The video tutorial explains how to solve two-step equations by using inverse operations. It covers the process of identifying operations to undo, performing them in reverse order, and checking solutions. The tutorial includes six examples, each demonstrating the step-by-step solution of different equations, emphasizing the importance of following the correct order of operations and verifying the results.

What is the inverse operation of addition?

• Multiplication

• Division

• Exponentiation

• Subtraction

Which operation should be performed first according to the order of operations?

• Multiplication

• Addition

• Subtraction

• Parentheses

In the equation 10x + 3 = 33, what is the first step to isolate x?

• Subtract 3 from both sides

• Multiply both sides by 10

• Divide both sides by 10

• Add 3 to both sides

After subtracting 3 from both sides in the equation 10x + 3 = 33, what is the next step?

• Add 3 to both sides

• Subtract 3 from both sides

• Multiply both sides by 10

• Divide both sides by 10

In the equation 5x - 8 = 32, what is the first step to isolate x?

• Add 8 to both sides

• Divide both sides by 5

• Subtract 8 from both sides

• Multiply both sides by 5

In the equation -47 = 3x - 50, what is the first step to isolate x?

• Add 50 to both sides

• Divide both sides by 3

• Subtract 50 from both sides

• Multiply both sides by 3

In the equation 15 + 2.5m = 70, what is the first step to isolate m?

• Add 15 to both sides

• Subtract 15 from both sides

• Multiply both sides by 2.5

• Divide both sides by 2.5

In the equation h/12 - 5 = -17, what is the first step to isolate h?

• Divide both sides by 12

• Subtract 5 from both sides

• Add 5 to both sides

• Multiply both sides by 12

In the equation -45 = m/-2 + 4, what is the first step to isolate m?

• Divide both sides by -2

• Add 4 to both sides

• Subtract 4 from both sides

• Multiply both sides by -2

In the equation -45 = m/-2 + 4, what is the final step to isolate m?

• Divide both sides by -2

• Subtract 4 from both sides

• Add 4 to both sides

• Multiply both sides by -2