H and a
because you combine like terms for the first and then fill in for the second
Answer:
46.75
Step-by-step explanation:
6+2 1/2 times 5 1/2 = 46.75
Where's the figure? In order for me to help I'll have to see the figure
Answer:
b
Step-by-step explanation:
Answer:
(n+5)² - (n+3)² =
= (n² + 10n + 25) - (n² + 6n + 9)
= n² + 10n + 25 - n² - 6n - 9
= 4n + 16
= 4(n + 4) ⋮ 4
