Question

1. Write the name of the properties:

a) (-7) + (-9) = (-9) + (-7)
b) (-8) x 1 = (-8)
c) 45 + (-45) = 0
d) 30 + [(-3) + 7] = [30 + (-3)] +7​

Answer 1

a) Commutative property of addition

b) Identity Property of Multiplication

c) Identity Property of Addition

d) Associative Property of Addition.

Explanation: