Question

three more than two third of a number equals 15 less than the number .find the number

Answer 1

-27 is the value of the original number

Answer 2

$3 + \frac{2}{3} \times n = n - 15$
$18 = n - 2n \div 3$
$18 = \frac{3n - 2n}{3}$
$n = 54$
hope it'll help you