Of 40% of the selling price of a $65 sweater is profit, then how many dollers profit does the store make when the sweater is sold

Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?