Convert 2.05 x 10^5 seconds into years

X+y=-4 x-y=2 use elimination with adding and subtraction

How do you do the foil method with polynomials?

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%