y = 4 + 3x
4 being the entrance cost and 3x being the 3 dollars per pound
Answer:
y = -6x +13
Step-by-step explanation:
slope = rise over run
-12 rise for 2 run
slope = -6
y intercept = 13
Answer:
27,000 feet
Step-by-step explanation:
Let be the actual length of the pipeline, in feet.
Set up the following proportion:
Cross-multiplying yields