Algebra Basics: Properties of Real Numbers

What property justifies the step that results in Line 3?

What property justifies the step that results in Line 7?

What property justifies the step that results in Line 8?

What property justifies the step that results in Line 9?

─(m + 8) + (m + 8) = 0

What property justifies the step that results in Line 5?

What property justifies the step that results in Line 4?

Name the property shown by the following equation: (9 ● g) + 10 = 10 + (9 ● g)

Name the property demonstrated by the following equation: (─5)(5)(0) = 0

What property is demonstrated by this equation: 7(x + 4) = 7x + 28

What property is demonstrated by this equation: (─10n ─ 2) ● 1 = (─10n ─ 2)

What property justifies the step that results in Line 3?

What property justifies the step that results in Line 5?

Which property is demonstrated by this equation: [ ─7 ─ (b + 2)] + 0 = [ ─7 ─ (b + 2)]

What property justifies the step that results in Line 4?