Answer:
(8a+12a-2a)-(2b-4b)
18a-(-2b)
18(4)- -2(-2)
72-4
=68
Step-by-step explanation:
h ttps:/ / pad let. com/du stinnich olson/C arl
"no spaces"
Answer:
It's or because of the circumference and pi are related to one another, therefore there has to be the r and since square 2 times and then yes. also because and then.
Step-by-step explanation:
Answer:
If nobody walked on the moon, then Neil Armstrong didn't
Step-by-step explanation:
The contrapositive flips the sign of "Neil Armstrong" and the "moon," and also switches their position, so you will switch the hypothesis and conclusion as well