Question

thrice a number increased by 6 equals 39 find the number

Answer 1

let number be X
thrice a number increased by 6
3x+6=39
3x=33
x=11

Answer 2

Let the number be x
So, 3 × x + 6 = 39
3x + 6 = 39
3x = 39 - 6
3x = 33
x = 33 ÷ 3
x = 11
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