A point $P(3a,-2b)$ lies in region $4x+7y≤(-3)$ which of the following options is true ?
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → $14b-12a≥3$
Inequality equation,
$4x+7y≤-3$
$P(3a,-2b)$ is,
$4(3a)+7(-2b)≤-3$
$12a-14b≤-3$
$14b-12a≥3$