Brianna earns $5 each week for walking her neighbor's dog.
How much money does Brianna earn in 7 weeks?

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Ratio of circumference to diameter example plz i need to now what it looks like.