5 hours because 5x6 = 30 +20 =50
<em>Answer:</em>
<em>?</em>
<em>explanation: 772.malachi on insta</em>
<em>¿Qué son las matemáticas?</em>
<em></em>
Answer:
The element that you talked about is bromine
I need more details in order to answer your question