Desi has a coupon that entitles him to 35% off the regular price of a sweater. The original price of the sweater he would like to buy can be represented as x , so Desi says that the price he will pay is (1−0.35)x . Write another expression that represents the price Desi will pay.

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

What is the total surface area of the square pyramid