Answer:
B
Step-by-step explanation:
Answer:
3n + 2
Step-by-step explanation:
-n+(-4)-(-4n)+6
= -n -4 +4n +6 [positive plus negative = negative; ∴ +(-4) = -4
=4n - n +6 - 4 negative plus negative = positive; ∴ -(-4n) = 4]
now subtract n from 4n and subtract 4 from 6
=3n + 2
Yes because if you add forty and thirty that equals seventy plus twenty is 90 which is a right angle
complementary angles sum up to 90°.
so if one of them is 43°, then the other is just 90 - 43 = 47°.
Answer:
38 degrees
Step-by-step explanation:
if it is half a tenth or more, it gets rounded up to the next degree
