What is the inverse operation −17 = x − 15

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x