Answer:
100
Step-by-step explanation:
(18 + 7) x (11 - 7)
25(11-7)
275-175
100
Answer: Addition
Step-by-step explanation: You can represent that as 10^5*10^-5
If you add the exponent values, you get 10^0 which is equal to 1. If you multiply them, you get 10^-25 which is wrong.
Answer:

Step-by-step explanation:
We can add the two equations to eliminate
and solve for
.



Now, we can find for
by using substitution:
(given)


Hope this helps :)
Here are a bunch of CORRECT answers. Your answer is in the first pic. I got number 3 wrong, but it still showed the correct answer.
Answer:
Around 25 pages / 1.5 minute(s)
Step-by-step explanation:
18 / 12 = 1.5 minutes per paper.
So, 18 + 18 = 36 + 1 = 37 minutes
12 + 12 = 24 + 1 = 25
37 / 25 = 1.5