Question

n × ½ + 2n × 1 + 5n × 2 = 50​

Answer 1

Answer:

n=4

Step-by-step explanation:

$\frac{1}{2} n + 2n + 10n = 50 \\ \\ \frac{25}{2} n = 50 \\ \\ n = 50 \times \frac{2}{25} = 4$