What is the solution to the system of equations?

2x – y = 7

y = 2x + 3

Name the most appropriate metric unit for each measurement like the mass of cow

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.