Question

find n so that n (-5)⁴ ÷ n² = 5

Answer 1

n (-5)^4÷n^2=5
$n( - 5) {}^{4} \div n {}^{2} = 5 \\ \frac{n( - 5) {}^{4} }{ {n}^{2} } = 5 \\ (- 5) {}^{4} \div n = 5 \\ (- 5) {}^{4} = 5n \\ ( 5) { }^{4} = 5n \\ 5 {}^{3} = n \\ 125 = n$