Evaluate

2/3x - 12 for x = 18

Red vases cost $4.20 and clear vases cost $5.70. If 25 vases cost $120 how many of each did i get?

Find the product 6.43*0.07

you want to use a square section of your yard for a garden. You have at most 52 feet of fencing to surround the garden. write and solve an inequality to represent the possible lenghts of each side of the garden.

2.25x0.04 what's the answer?

1. If the height h of a triangle is 3 inches less than the length of the base b, and the area A of the triangle is 19 times the length of the base, find b and h.

Find all the solutions to the equation: |cos2x|=1/2

If p (x) = 2x^2-4 and q (x) = x-3, what is (poq) (x)

For his long distance phone service, Eric pays a $7 monthly fee plus 7 cente per minute. Last month, Eric's long distance bill was $19.04. For how many minutes was Eric billed?

Find the product of the complex number and its conjugate. 3 + 3i

If the general term of a sequence is 4 then the sequence is