nonlinear systems of equation how many solutions does the nonlinear system of equations graphed below have

See attachment below and find the equivalent of tan(∠qsr)

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

Lucy is a dress maker. she sews \dfrac47 7 4 ? of a dress in \dfrac34 4 3 ? hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable.