If the equation is $4 l = 20$ and the value of variable is $l = 5$ check whether it satisfies the equation or not ?

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Solution

The given equation is $4 l = 20$ and the value of variable $l$ is $5$
Putting value of variable $l$ in LHS of the equation we get,
$\begin{array}{rcl} 4 l & = & 4 \times 5 \\ = & 20 = R H S \end{array}$
Hence, $l = 5$ satisfies the given equation.

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