Getting Ready for Algebra: Solving One-Step Equations

What operation would you use to isolate 'x' in the equation x + 7 = 9?

• Division

• Multiplication

• Subtraction

• Addition

If you have the equation 5 + x = -3, what is the value of 'x'?

• -2

• 2

• -8

• 8

In the equation 5x = 75, what operation do you perform to solve for 'x'?

• Addition

• Subtraction

• Multiplication

• Division

What is the result of dividing -64 by -2?

• -32

• 32

• -128

• 128

How do you solve an equation where 'x' is divided by a number?

• By dividing both sides by the number

• By subtracting the number from both sides

• By adding the number to both sides

• By multiplying both sides by the number

What is the solution to the equation -x/2 = 8?

• x = 16

• x = 4

• x = -4

• x = -16

What is the reciprocal of 3/4?

• 4/3

• 3/4

• -4/3

• -3/4

If you multiply an equation by the reciprocal of a fraction that's being multiplied by 'x', what do you get?

• x/2

• 2x

• x

• 1/x

What is the correct step to solve for the variable?
15 = m - 5

• add 15 to both sides
• add 5 to both sides
• subtract 15 from both sides
• subtract 5 from both sides

r + 20 = 27

• r = 7
• r = 47
• r = 13
• r = 20