Solve: 3 a 4 +a 6 =66 - Vidyadip

Question

Solve: $\frac{3 a}{4}+\frac{a}{6}=66$

✓

Answer

$\begin{aligned} & \frac{3 a}{4}+\frac{a}{6}=66 \\ & \Rightarrow \frac{9 a+2 a}{12}=66 \\ & \Rightarrow(9 a+2 a)=66 \times 12 \\ & \Rightarrow 9 a+2 a=792 \\ & \Rightarrow 11 a=792 \\ & \Rightarrow a=\frac{792}{11}=72 \\ & \Rightarrow a=72\end{aligned}$

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