Answer:
10,000 + 3,000 + 70 + 9
Step-by-step explanation:
It will be 10,000 + 3,000 + 70 + 9
That is how expanded form works.
Hope it helps :)
If you have any questions ask me.
Answer:
answer is C
Step-by-step explanation:
Because it gives clear distribution process.
Answer:
D
Step-by-step explanation:
When multiplying numbers with the same base but different exponents, add the exponents together.
Factored form: (x-5)(7x+5) ☺
