Solve the equation: 3/z-4=2/z+5

Look at the series: 31,29,24,22,17_______.What number should come next?

During a certain season, a team won 80% of its first 100 games and 50% of its remaining games. If the team won...

Rectangular floors X and Y have equal area. If floor X is 12 feet by 18 feet and Floor Y is 9 feet wide, what...

If a two digit positive integer has its digits reversed, the resulting integer differs from the original by 27...

? A players average test score on 4 tests is 78. What must be his score on a 5th test for average score on the...

A woman says, If you reverse my age, the figures represents my husband's age. He is of course, senior to me an...