The percent of working students increased 12.2% to 32.9%, what was the percent prior to the increase?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

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?

Astudent was asked to find the square of 7x+3. the student quickly wrote (7x+3)^3= 49x^2+9. identify the student's error and provide the correct answer.