Question

Find the value of , if 3 × 4
n = 5 × (n-1)4

Answer 1

Step-by-step explanation:

$3 \times 4n = 5(n - 1)4$

$12n = 5n - 5(4)$

$(12 - 5)n = - 20$

$7n = - 20$

$n = \frac{ - 20}{7}$

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