Question

There are some people on a train 19 people get off the train at first stop.17 people get on the train.Now there are 63 people on the train.How many people were on the train to begin with?​

Answer 1

let the number of people intially be X .

at first stop no of people changed to = X - 19 + 17 = X - 2

given there were 63 people

so, 63 = X - 2

=> X = 65

Hope this helps you ✌️✌️☘️☘️.

Answer 2

Explanation:

Global warming is the long-term heating of Earth's climate system observed since the pre-industrial period (between 1850 and 1900) due to human activities, primarily fossil fuel burning, which increases heat-trapping greenhouse gas levels in Earth's atmosphere