Respuesta :
Answer:
1/2n + 7 = 2n - 5
2 · 1/2n + 7 · 2 = 2n · 2 - 5 · 2
n + 14 = 4n - 10
n - n + 14 = 4n - n - 10
14 = 3n - 10
14 + 10 = 3n - 10 + 10
24 = 3n
24 / 3 = 3n / 3
n = 8
Step-by-step explanation:
Answer:
1/2n + 7 = 2n - 5
2 · 1/2n + 7 · 2 = 2n · 2 - 5 · 2
n + 14 = 4n - 10
n - n + 14 = 4n - n - 10
14 = 3n - 10
14 + 10 = 3n - 10 + 10
24 = 3n
24 / 3 = 3n / 3
n = 8
Step-by-step explanation: