Solving Linear Equations

In this video, the instructor demonstrates how to solve the equation -5x + 8 = 48. The process involves using opposite operations, starting with subtraction to eliminate the constant term, followed by division to isolate the variable x. The solution is verified by substituting the value back into the original equation. The video concludes with a reminder to subscribe for daily math and science content.

What is the first step in solving the equation -5x + 8 = 48?

• Subtract 8 from both sides

• Divide both sides by 5

• Add 8 to both sides

• Multiply both sides by -5

After subtracting 8 from both sides, what is the resulting equation?

• -5x = 56

• -5x = 40

• 5x = 40

• 5x = 56

What operation is used to isolate x in the equation -5x = 40?

• Division

• Multiplication

• Subtraction

• Addition

What is the value of x after solving the equation -5x = 40?

• -5

• 8

• -8

• 5

How do you verify that x = -8 is the correct solution?

• By checking if -5 times 8 plus 8 equals 48

• By checking if 5 times -8 plus 8 equals 48

• By checking if -5 times -8 plus 8 equals 48

• By checking if 5 times 8 plus 8 equals 48