Find the roots of question x2 -3x -m(m+3) where m is constant

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Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction