Mathematics, 15.07.2021 22:00, ayeequeen6392
Mary and Nikki are collecting signatures for a petition. Function m models the total number of signatures on Mary’s petition x days after they started collecting signatures. Function n models the total number of signatures on Nikki’s petition at the same time.
m(x) = 252 + 21x
n(x) = 211 + 16x
Which function correctly represents the number of signatures Mary and Nikki have gathered altogether, x days after they started collecting signatures?
A.
(m + n)(x) = 463 + 37x
B.
(m + n)(x) = 41 + 5x
C.
(m + n)(x) = 463 + 5x
D.
(m + n)(x) = 41 + 37x
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