Watch the two Video Lessons and answer the questions below.
Watch the two Video Lessons and answer the questions below.
Name the property shown.
3x + 5x = 5x + 3x
Name the property shown.
(-12 + 3 ) + 4 = -12 + (3 + 4)
Name the property shown.
3 + (-3) = 0
Name the property shown.
2y + 9y = 9y + 2y
Name the property shown.
7 + (-7) = 0
Name the property shown.
2cd - 3cd = -3cd + 2cd
Name the property shown.
-4a + 2a = 2a + -4a
Name the property shown.
10 + 0 = 10
Name the property shown.
7x + (2x + 3) = (7x + 2x) + 3
Use a property to complete the following equation:
3d + 1 = 1 + ?
Name the property shown.
(8 + 6 ) + 1 = 8 + (6 + 1)
Use the Identity property to complete the following equation:
4s + ? = 4s
Use the Addition property of Opposites to complete the following equation:
7y + ? = 7y
Use the Addition property of Opposites to complete the following equation:
-6m + ? = 0
Use the Associative property to complete the following equation:
Use the Identity property to complete the following equation:
2x + ? = 2x
Use the Commutative property to complete the following equation:
x + 3k = 3k + ?
Use the Associative property to complete the following equation:
(a + b) + c = a + (b + ?)
Use the Commutative property to complete the following equation:
-n + 3 = ? - n
Use a Identity property of Addition to complete the following equation:
5k = ? + 0