Answer:
4n - 4
Step-by-step explanation:
3n-4 = the amount of tickets Evie has
n = the amount of tickets Mark has
3n - 4 + n = 4n - 4
2!!! Is the answer thanks you
Answer:

Step-by-step explanation:
All you do is square 3,5 right back to get 12,25 again.
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Answer:
second option
Step-by-step explanation:
Given
a(c + b) = d ← distribute parenthesis on left side
ac + ab = d ( subtract ab from both sides )
ac = d - ab ( isolate c by dividing both sides by a )
c = 
This one is . . . (13 lbs)/(5/8 lbs / bag) = 13*8/5 = 104/5 = 20 4/5