Neptune is 30.6 AU from the sun, how many light years is Neptune from the sun? Show work units and cancelling

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Secant be and cf intersect at point d inside a what is the measure of cde