Answer:
D - All rational numbers are integers.
Step-by-step explanation:
This is because integers is a subcategory of rational numbers, so there are other rational numbers that aren't integers.
Answer:
c. how late it is in the evening is a function of the length of time the shutter needs to stay open.
Hi,
Work:
Equation;

Collect like terms and calculate sum of positive numbers.

Move constant +63 to the right side and change its sign.

Subtract numbers.

Divide both sides of equation with 13.

Hope this helps.
r3t40
Answer:
He drove 18,075.48 miles
Step-by-step explanation:
Since he was charged $17 to begin with, we subtract 17 by $211.36 and get 194.63, then we multiply our answer by 93 to get the exact amount of miles he drove. We then get the product of 18,075.48 miles.