What is the sum of 12+22+32…+102

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Equation for the calculation double 2 and then add 5