So this is a lot of work but ghe answers are (fix)
The process of finding which prime numbers you need to multiply together to get a certain number. ex: 21=7x3 20=2x2x5
Answer:

Step-by-step explanation:
4 x 10^7 is 40000000
4 x 10^3 is 4000
We are told that 4x10^7 is something times as much as 4x10^3
So we will work backwards to find the answer,
If you divide 40000000 by 4000 you will get 10000
10000 is the same as 10^4
Answer:
The common factors of 45 and 72 are 9, 3, 1
Step-by-step explanation:
Answer:
A.... -5
Step-by-step explanation:
<u><em>-35 + 30 = -5</em></u>