Let the number be x and so if 5x-9 = 86 then x = 19
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5x - 2
4n-5 (Which is four times a number minus 5)
Let the number be x and so the expression is: 5x-4
Any number less than 3.
Six times a number minus five is less than twice the number plus ten. 6 * n - 5 < 2 * n + 10 6n - 5 < 2n + 10 4n - 5 < 10 4n < 15 n < 15/4 This statement will hold true for all n < 15/4