G8-MATH-L2 Linear Equations in One Variable

What is a linear equation in one variable?

• An equation with the highest power of the variable as 2
• An equation with the highest power of the variable as 1
• An equation with no variables
• An equation with multiple variables

Which of the following is a linear expression?

• 3x + 5
• x² + 2
• y + y²
• z + z³

In the equation 2x - 3 = 7, what is the Left Hand Side (LHS)?

• 2x - 3
• 7
• x
• 3

If x + (x + 10) = 74, what is the value of x?

• 32
• 42
• 10
• 64

What is the first step to solve the equation 2x + 10 = 74?

• Add 10 to both sides
• Subtract 10 from both sides
• Multiply both sides by 2
• Divide both sides by 2

Which of the following equations has variables on both sides?

• 2x - 3 = 7
• x + 5 = 10
• 2x - 3 = x + 2
• 3x = 9

What is the solution to the equation 3x - 5 = 10?

• 5
• 15
• 10
• 7

If 4x + 8 = 40, what is the value of x?

• 8
• 10
• 6
• 12

What does transposing a number to the other side of the equation involve?

• Adding the number
• Subtracting the number
• Multiplying by the number
• Dividing by the number

In the equation 5x = 20, what is the value of x?

• 4
• 5
• 3
• 2