Solve -3 1/2 =1/2 x + 1/2 x + 1/2 x. -5 1/2 -1 3/4 -1 1/2 plz hurry! 20 points

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Use the inverse of the function y=x^2-18x to find the unknown value [tex]y = \sqrt{bx + c \: + d} [/tex]

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.