Describe the values of c for which the equation has no solution.
2x - 6 = 2x - c

Find the domain of the following expression: 1/(√x)-2

What are the values of each variable in the diagram below?

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120