Find the missing angle measure in this figure a.) 103 degrees b.) 93 degrees c.)113 degrees d.) 83 degrees

Combine like terms to make a simpler expression 3z+z

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.

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?