Question 8 I don’t get

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

How do you figure out which order to do two step equations in? like which thing do you subtract/add/multiply/divide first? i understand that you do the opposite of whatever's shown on the opposite side, but when?

What is the slope of the line? the graph shows the relationship between the volume of a rectangular prism and the volume of a square pyramid with an identical base and height. prism vs. pyramid prism volume (cubic units) + 1 2 3 4 5 6 7 8 9 10 pyramid volume (cubic units)