Write the equation in slope-intercept form of the line that has a slope of -5 and a y-intercept of 2.

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota