Answer:
-2
Step-by-step explanation:
1) Look at the y-intercept. The line crosses the y-axis at (0,7)
Follow it down, it goes down two and over one to directly intersect the grid.
Rise over run = 2/1
2/1 = 2
However, the line is negative, as it's sloping down from the left to the right, making the slope -2
Step-by-step explanation:
I Think Its C
Answer: (5, -2)
Step-by-step explanation:

Substitute x-7 for y in 2nd equation

Solve for y

Answer:
sx-rx
Step-by-step explanation:
Since s, r, and x are unknown variables, you just multiply them. s × x = sx.
r × x = rx. then when you put the together, it will look like this:
sx-rx