How do you find the missing angle of the triangle ? (question 1)

Which expression is equivalent to -5(3x - 6/7)

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

Adesigner charges a one time fee of $200 plus $40 an hour for each project. write an expression to represent how much money the designer will make for a project