Can you help explain it to me im confused so badly

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

Rewrite 9 log, x2 in a form that does not use exponents. 9log, x = log, x