Five times a number decreased by 7 times the same number is at

most 20. What is the number?

There are 4 children in Maria's family. In how many ways can you list the children in all possible orders?

Why are1/4 and 3/8 represened with negative numbers on the number line

Fifteen more than twice the hours Carla worked last week is the same as three times the hours she worked this week decreased by 15. She worked the same number of hours each week. How many hours did she work each week

How do you show the workf or math problem 1634 divided by 19

Rent-a-Bike supplies bikes to groups of people to cycle the countryside. They charge a daily rate of $150 for bikes for 20 people and $330 for 50 people. (a) state the equation relating the number of people and the cost of the bikes.

What are common factors for 16m and 20mm

283% of 305 estimate

whats the algebraic equation for: Jorge has some dimes and quarters. He has 10 more dimes than quarters and the collection of coins is worth $2.40. How many dime and quarters does Jorge have?

8 divided by (7 - 3) x (4 + 6) Equals?

Why is the percent of change from 145 pounds to 132 pounds