Proszę o szybką odpowiedź
Chodzi mi o przykłady e, f, g, h (to są równania)

If the public debt of a country in 2009 was $10432000000000 and the budget for 2010 was in deficit by $201645000000, what was the public debt in 2010? do not include commas in your answer.

Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b.false

Julia's text messaging plan charges 5? for each message over 650 in addition to a $8 base charge. if she owes $13.85 for text messaging in the month of september, how many text messages did she send that month?