Solve each equation. State any extraneous solutions.

11/2x + 2/4x = 1/4

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?