A 30 kg sample of an unknown material has a volume of 15 m What is its density in kg/m?? PLS HELP ASAP

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

What is the point slope form of a line with slope -5 that contains point (2,-1)