A 25 kg cart has 125 kg of momentume

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)