which equation is correct regarding the diagram of circle o?
m∠xzy = (a + b)
m∠xzy = (a – b)
m∠xoy = (a + b)
m∠xoy = (a – b)

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2xdesmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?