Answer:
12
Step-by-step explanation:
my guess is c
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1.
d + 7 > (7d + 3)/3
3d + 21 > 7d + 3
18 > 4d
d < 18/4
d < 9/2
d < 4.5
2.
36 - 2n < 1/3 * n + 15
36 - 15 < 2 1/3 * n
21 < 7/3 * n
21 * 3/7 < n
9 < n
n > 9
