help please

A man gets an invoice for \\( \\$ 410 \\) with terms \\( 2 / 10,1 / 15, \\mathrm{n} / 30 \\). How much would he pay 8 days after the invoice date? To find the net amount, muitiply the net price by the complement of the cash discount rate. Use the following formula Net amount \\( = \\) complement of cash discount rate \\( \\times \\) net price First, identify the cash discount rate. \ To find the complement of the cash discount rate, subtract the cash discount rate from the \100. \100 Second, identify the net price \\( \\$ 410 \\) Replace the terms with the known values and perform the calculations. Write the percent as a decimal \\[ \\begin{aligned} \\text { Net amount } & =\\text { complement of cash discount rate } \\times \\text { net price } \\\\ & =98 \\%(\\$ 410) \\\\ & =\\quad(\\$ 410) \\end{aligned} \\]