Answer:
5,597 nickels and 4 pennies
Step-by-step explanation:
First, we can take away 4 cents since we know 4 isn't divisible by 5.
Our new number would be 279.80
Then, we divide 279.80 by 0.05 since 0.05 is what a nickel equals>
279.85/0.05 = 5597
Therefore, he would have 5,597 nickels and 4 pennies.
Answer: 18
Step-by-step explanation:
80 - 44 = 36
36 / 2 = 18
Hope this will help you 2(-15)-1=-31
They both equal the same thing.
So you would write/type the answer that they equal the same thing.
By scientific notation I am assuming you mean standard form, as that is used primarily in scientific calculations. The answer in standard form would be

I hope this helps!