Combine like terms. 7-x-(-5x)-10+4x

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation

Atown has a population of 17000 and grows at 2.5% every year. to the nearest year, how long will it be until the population will reach 19600?