Respuesta :
Answer:
Part A: 7n + 5
Part B : 15
Step-by-step explanation:
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The company went to the picnic with 15 persons.
Given that;
A Club Sandwich, CS = 3 slices
A Regular Sandwich, RS = 2 slices
A Dagwood Sandwich, DG = 5 slices
If total slices is 110, knowing that the company ordered an extra Dagwood solely for itself. Then we can remove the 5 slices of the Dagwood from the total.
110 - 5 = 105 slices
If each person takes 1 CS + 2 RS, then we have
3 slices + 2(2 slices)
= 3 + 4 slices
= 7 slices
then we divide 105 by the number of slices per person
105 / 7 = 15 persons.
This means that the company went to the picnic with 15 persons.
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