Question

The difference of a number m divided by 3 and 1 is15. Find m.​

Answer 1

Answer:

$\frac{m}{3} - 1 = 15 \\ \frac{m - 3}{3} = 15 \\ m - 3 = 15 \times 3 \\ m - 3 = 45 \\ m = 45 + 3 \\ m = \underline{ \underline{ 48}}$