What is the slope of the line below?

Nikolas calculated the volume of the prism. his work is shown below.

In a fruit survey, 300 children choose their favorite fruit out of apples, bananas, and watermelon. 150 chose apples and 90 chose bananas. what percent chose watermelon?

Ofis to ? o y=-3x-4o y=-3x+(-4)o y=-4 + 3xoy=-4-3x