Answer:
only the first two i am pretty sure thw other ones make any sense
Step-by-step explanation:
Answer:
An example below
Step-by-step explanation:
5(4a + 7(a + 2b))
First simply the inside bracket using distributive property:
7(a + 2b)
7(a) + 7(2b)
7a + 14b
5(4a + 7a + 14b)
5(11a + 14b)
Use distributive property again
5(11a) + 5(14b)
55a + 70b
What to do?????????.......
Associative property of <span>multiplication</span>
Answer:
10.82
Step-by-step explanation: