Answer:
b
Step-by-step explanation:
Answer:
m > 550
Step-by-step explanation:
0.80m > 55+0.70m
0.10m > 55
m > 55/0.10 = 550
A costs more when you drive more than 550 miles.
For this case we have the following equation:

Resolving we have:

We apply distributive property to the terms of parentheses:

Adding 6 to both sides of the equation:

Dividing between 3 on both sides of the equation:

ANswer:

Answer:

from

Step-by-step explanation:
since the gradient of the line is 0
Answer:
D
Step-by-step explanation:
it just makes sense