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
Answer:

Step-by-step explanation:

Both of the Billy’s parents (calling the parent billy) being tall is a recessive trait therefore both Billy’s parents has to have at least one recessive trait to make a tall child. Billy’s genotype would be way tt (aka recessive, recessive).
8 x 6 = 42 add two zeros so 4200
Adjacent Angles<span> are </span>two angles<span> that share a </span>common vertex<span>, a </span>common side<span>, and no </span>common<span> interior points. (</span>They<span> share a </span>vertex<span> and </span>side<span>, but do not </span>overlap<span>.) A Linear Pair is </span>two<span> adjacent </span>angles<span> whose non-</span>common sides<span> form opposite rays
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