Breaking_Brackets(1M21)

Multiple Choice

What is the purpose of understanding the Distributive Law?

• To simplify expressions

• To solve equations

• To learn about brackets

• To understand basic arithmetic

Multiple Choice

What is the first step to solve the equation 2(3x + 6) = 9x?

• Add 6 to both sides

• Distribute the 2

• Subtract 9x from both sides

• Divide both sides by 2

Multiple Choice

If you order 3 Combo Meals, you do not just multiply the burgers. You multiply everything inside the combo. What is the expression that represents this?

• 3(1B + 2F) = 3B + 6F

• 3B + 2F = 5B

• 3(1B + 1F) = 3B + 3F

• 3B + 3F = 6B

Multiple Choice

What does the distributive law state about the multiplier outside the bracket?

• It can only be applied to the first term

• It must be multiplied by every single term inside the bracket

• It can be ignored

• It only applies to addition

Multiple Choice

What is the value of x in the equation 2(3x + 6) = 9x?

• 2

• 3

• 4

• 5

Open Ended

What happens when the multiplier outside the bracket is a negative number?

Multiple Choice

What is the error in Ben's working?

• He added incorrectly

• He subtracted incorrectly

• He multiplied incorrectly

• He divided incorrectly

Multiple Select

What are the steps to solve the equation 20 - 4(x - 1) = 3(6 - 2x)?

• Expand both sides

• Simplify the constants

• Group the x terms

• Solve for x

Multiple Choice

What is the solution for the equation 9(y + 1) = 2(3y + 8)?

• y = -1

• y = 0

• y = 2

• y = 3

Multiple Choice

What is the solution for the equation 3(5x + 8) = 10x?

• x = 0

• x = 2

• x = 4

• x = 6

Multiple Choice

What is the solution to the equation 7(y - 2) = 2(2y - 9)?

• y = 1

• y = 2

• y = 3

• y = 4

Multiple Choice

What are the three steps outlined in the image for solving the problem?

• Expand

• Group

• Solve

• Check

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident