can somebody add my acc as a friends because i want to search for a friends name but i cant till somebody adds me

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. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

What is the absolute value of the complex number -4-sqrt2i

If f(x) = 5х – 2 and g(x) = 2х + 1, find (f – g)(x).