Answer:
The correct answer should be the first option.
Step-by-step explanation:
Answer:
375
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
they are similar and 7 / 5 = 21 / 15
Answer:

Step-by-step explanation:
The equation of a line has the following format:

In which m is the slope and b is the y-intercept(value of x when y = 0).
In this question:
Slope 4, which means that
.
So

Contains point (1,-8).
This means that when
. We replace this into the equation to find b. So



So
