The number is 32 because (2*32) -8 = 56
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If the number is n then twice the number is 2n and 7 less than twice the number is 2n - 7This could also be a boolean variable based on another variable. If the number is less than or equal to 3.5, the variable is false. Otherwise, it is true.
One number is eight more than twice another if their difference is 25. The larger number is 42
One less than twice a number = (X times 2) minus 1, (where X = your number of choice).
2n - 8 < 5n + 10 -3n < 18 n < -6