Question

Solve the following equation :

$\frac{x+2}{9}=\frac{x+4}{11}$

Answer 1

$\frac{x+2}{9}=\frac{x+4}{11}\Rightarrow 11(x+2)=9(x+4)\text{by cross multiplying}\Rightarrow 11x+22=9x+36\Rightarrow 11x-9x=36-22\Rightarrow 2x=14\Rightarrow x=\frac{14}{2}\Rightarrow x=7$