Question

5 substanced from one-third of a no. gives 12 find the given no.​

Answer 1

Answer:

51

Explanation:

x/3-5=12

x/3=12+5

x/3=17

x=17×3

x=51

Answer 2

Answer:

let the given number be x

$\frac{1}{3} (x) - 5 = 12 \\ \frac{x}{3} - 5 = 12 \\ \frac{x - 15}{3} = 12 \\ x - 15 = 12 \times 3 \\ x = 36 + 15 \\ x = 51$

checking

$\frac{51}{3} - 5 \\ 51 - 15 \div 3 \\ 36 \div 3 \\ 12$