Is 30 a solution to 2x + 5 = 3x - 25 Let's test x = 30 into our equation: 2(30) + 5 ? 3(30) - 25 60 + 5 ? 90 - 25 65 = 65 Yes, x = 30 is a solution. If you wanted to solve for x with simplification, you can type it in our search engine and get: x = 30