guess-and-check

  1. math_celebrity
    Thread

    Is 30 a solution to 2x + 5 = 3x - 25

    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...
    Thread by: math_celebrity, Jun 18, 2020, 0 replies, in forum: Calculator Requests
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