Kayla tutors for $20 per hour she spends $50 on transportation how much does she earn is she tutors for x hours

What is the value of the digit 1 in the number 13?

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.