I need answer Immediately

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

Find the domain and range of the following function f(x) = 51x - 21+ 4

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?