Help this is my math homework I need the answers to help me out

Describe how making an ‘and’ compound sentence effects your solution set

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

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?