9514 1404 393
Answer:
(d) 2 11/12
Step-by-step explanation:

Start with

Add 2 to both sides:

Divide both sides by 7:

Which is true if

If we choose the positive alternative, we have

Otherwise, we have

Answer:
-30
Step-by-step explanation:

where (x₁, y₁) is the first coordinate and (x₂, y₂) is the second coordinate.
Slope


= -30
Cylinders are lengthy and tall and beakers are short and fat