The subtraction theorem states that for all real numbers,

and

,

.
(To subtract, we can add the inverse.)
Thus, we can have the these two equivalent expressions.
Answer:
your y-intercept is 0 and slope is 4 so any line with zero slope it will be horizontal
Answer:
12+15=27 total students, each car can seat 4, so 27/4=6.75, you would round up to 7 bc you can't have 3/4ths of a car
Step-by-step explanation:
The answer is 88 cube units.