18 inches of gold necklace at $35 per inch

Write the equation in logarithmic form m^x=n

Pls the last one and it has to be like number 6

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?