Question

7+3u=6(3+u) find u from this​

Answer 1

$\implies \: 7 + 3u = 6(3 + u)$

$\implies \: 7 + 3u = 18 + 6u$

$\implies \: 7 - 18 = 6u - 3u$

$\implies \: - 11 = 3u$

$\implies - 3u = 11$

$\implies \: u = - \frac{11}{3}$