Which ordered pair is a solution of the equation: y=4x/
1.(1,3)
,-4)
,-1)
4.(1,-4)

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.

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

What is the measure of one interior angle of a pentagon