Simplify-18z3 +(-15z3)

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.

Find the commission on a $590.00 sale if the commission is 15%.

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12