Solve x^2 + 2x - 15 = 0

A painter charges $15.33 per hour, plus an additional amount for the supplies. If he made $157.03 on a job where he worked 5 hours, how much did the supplies cost? A. $31.41 B. $76.65 C. $80.38 D. $90.38

Alonso paid for repairs on his car, and 3/5 of the bill was for labor costs. How much was the total bill if the cost of the labor was $79.50? Let b = the amount of the total bill. Which equation and solution is correct?

12e^5 divide by 3e^3

a set of 30 event tickets are placed in a bag. there are 6 baseball tickets, 4 hocked without looking. find each probabbility. ey tickets, 4 basketball tickets, 2 football tickets, 3 symphony tickets, 4 ballet tickets, and 5 theater tickets.

What is the value of y=2x-5 when x=7?

Each table has 4 legs how many legs do 4 tables have

You can buy 2 DVDs for the same price you would pay for 3 CDs selling for $13.20 a piece. Explain how you could find the price of 1 DVD.

The blue line arrives every 10 minutes the red line arrives every 8 minutes and the yellow line arrives every 12 minutes, how long until they arrive at the station at the same time

A certain forest covers an area of 2500 km2. Suppose that each year this area decreases by 5.25%. What will the area be after 15 years? Use the calculator provided and round your answer to the nearest square kilometer.

Use the formula V = s³, where V is the volume and s is the edge length of the cube, to solve this problem. A cube-shaped container has an edge length of 23 feet. What is the volume of the container?