A1R Unit 2 Day 7

When solving an equation, Bianca's first step is shown below. Which property justifies Bianca's first step?

• multiplication property of equality

• associative property of addition

• division property of equality

• commutative property of multiplication

When solving an equation, Drew's first step is shown below. Which property justifies Drew's first step?

• commutative property of multiplication

• associative property of addition

• subtraction property of equality

• distributive property of multiplication over addition

When solving an equation, Drew's first step is shown below. Which property justifies Drew's first step?

• commutative property of addition

• subtraction property of equality

• distributive property of multiplication over addition

• associative property of multiplication

Identify the example of the

inverse property of multiplication.

• 5 ⋅ 0 = 5
• 5 - 5 = 0
• 5 ⋅ 1 = 5

Identify the example of the

identity property of addition.

• a + (-a) = 0
• a + a = 2a

• a + 0 = a
• a + b = b + a