Answer:
an = 7 + 5n
Step-by-step explanation:
First we know that for each number of days rented the cost increase by 5 so we get an - (?) + 5n.
We also know the first number is 12 for 1 day, so for 0 days, or the starter cost, is 7. We get this by subtracting 5 from 12.
Hence the answer an = 7 + 5n
Answer:
- 4
Step-by-step explanation:
0= 38x + 152
- 38x=152
x= - 4
The answer is 10x+8y-12 if the problem was -6x - 12 + 8y + 16x because you added an extra negative at the start.
Answer:
n = 10
Step-by-step explanation:
- (n - 8) = - 2
- n + 8 = - 2
- n = - 2 - 8
- n = - 10
n = 10