If three less than one half a number is equal to one-third of the same number, find the number​

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.