Question

If somebody knows answer of this question, please solve it.
3(x+1)=15​

Answer 1

$\color{aqua}answer : -$

$3(x + 1) = 15 \\ = > 3x + 3 = 15 \\ = > 3x = 15 - 3 \\ = >x = \frac{12}{3} = 4$

hope it helps... :)