Answer:
<h2>B. 4</h2>
Step-by-step explanation:
The formula of a slope:

We have the points (1, 1) and (3, 9). Substitute:

The equivalent expression is 4x + 20
Answer:
0.15 Gallons
Step-by-step explanation:
9/10 = 0.9 (Conversion)
0.9 ÷ 6 = 0.15
b is the answer because it hits positive two on the x axis and -3 on the y axis
The answer is A!!! Hope that helped :)