Question

Solve the following equation:
$\frac{9x}{7-6x}=15$

Answer 1

Given, $\frac{9x}{7-6x}=15$

Multiply both sides by $7-6x$
$9x=15(7-6x)$
$9x=105-90x$

Transpose $90x$ to LHS
$9x+90x=105$
$99x=105$
$x=\frac{105}{99}$

$\Rightarrow x=\frac{35}{33}$