Solving One-Step Equations Part 1

What must you do to both sides of an equation to keep it balanced?

• Perform the same operation

• Subtract different numbers

• Do nothing

• Add different numbers

If you have the equation x + 7 = 15, what should you do to solve for x?

• Add 7 to both sides

• Subtract 7 from both sides

• Divide both sides by 7

• Multiply both sides by 7

In the equation 40 = 25 + x, what is the value of x?

• 15

• 25

• 40

• 65

How can you solve the equation x - 5 = 16?

• Add 5 to both sides

• Divide both sides by 5

• Subtract 5 from both sides

• Multiply both sides by 5

What is a good strategy to avoid negative unknowns in subtraction problems?

• Divide the unknown by both sides

• Multiply the unknown by both sides

• Add the unknown to both sides

• Subtract the unknown from both sides