Solve for x: = q+r Please explain your answer too! Thank you!

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.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Select the number of ways in which a line and a circle can intersect