Three years ago, claire borrowed money from her father to pay for a class trip. she agreed to pay 6% simple annual interest on the loan. now she owes him $90 in interest, plus the principal amount. how much did claire borrow?

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars