Question

seventeen years from now Rabi age will be five more than four times his present age. what is his present age

Answer 1

4x+5=x+17
4x-x=17-5
3x=12
x=12/3
x=4
so Ravi present age is 4 years

Answer 2

$\text {Your answer :-}$

$let \: his \: present \: ge = x \\ \\ your \: equation \: becomes = > \\ \\ = > 4x + 5 = x + 17 \\ \\ = > 4x - x = 17 - 5 \\ \\ = > 3x = 12 \\ \\ = > x = \frac{12}{3} \\ \\ = > x = 4$

$\textbf {Hence, 4 years is his present age!}$

$\text {Thanks!!}$