How to Solve Equations using Opposite Operations

The video tutorial explains how to solve simple equations using addition, subtraction, multiplication, and division. It covers solving equations step-by-step, ensuring the equation remains balanced, and verifying solutions through substitution. Examples include solving for variables with constants, fractions, and the mathematical constant pi.

What is the first step to solve the equation X - 7 = -6?

• Divide both sides by 7

• Multiply both sides by 7

• Subtract 7 from both sides

• Add 7 to both sides

After isolating X in the equation X - 7 = -6, what is the value of X?

• -1

• 0

• 1

• 2

In the equation W + 6 = 1, what operation should be performed to isolate W?

• Multiply both sides by 6

• Add 6 to both sides

• Divide both sides by 6

• Subtract 6 from both sides

What is the solution for W in the equation W + 6 = 1?

• 6

• -5

• -6

• 5

How do you solve the equation -3/4 * N = -2?

• Multiply by -3/4

• Divide by -3/4

• Multiply by -4/3

• Divide by -4/3

What is the simplified solution for N in the equation -3/4 * N = -2?

• 2 2/3

• 2

• 1 1/3

• 3

In the equation π * X = 3π, what operation is used to solve for X?

• Subtract π

• Multiply by π

• Divide by π

• Add π