Find the value of:
$i i) (3 a - 2 b),$ when $a = 8$ and $b = 10$

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Solution

Step: Finding the value of $(3 a - 2 b) .$
Substituding $a = 8, b = 10$ in $(3 a - 2 b)$ , we get:
$3 a - 2 b = 3 (8) - 2 (10)$
$= 24 - 20$
$= 4$
Therefore, the value of $(3 a - 2 b)$ is $4$ .

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