Answer:
the answer is C
Step-by-step explanation:
Answer:
a =13/5
Step-by-step explanation:
f(x) = 6x − 5
f(5a) = 6*5a − 5=73
30a -5 = 73
Add 5 to each side
30a -5+5 = 73+5
30a =78
Divide by 30
30a/30 = 78/30
a =13/5
Answer:
1.
Step-by-step explanation:
C=20m+15 represents the relationship between cost and number of months.
Step-by-step explanation:
Given,
Initial fee charged by gym = $15
Per month fee of gym = $20
Let,
m be the number of months.
C be the total cost for m months.
Total cost = Initial fee + Per month fee*number of months
C = 15+20m
C=20m+15
C=20m+15 represents the relationship between cost and number of months.
Keywords: equation, addition
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