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Does the equation represent a direct variation? If so, find the constant of variation.

4x - 5y = 0

a. yes; k = - 5 b. no c. yes; k = 4/5 d. yes; k = - 4

K=3gy/5f solve for g

Mr. Sanchez bought some book s at the book sale, including 15 paperbacks books. 75% of all the books he bought were paperbacks. How many books did Mr. Sanchez buy in all

Kareem bought a table on sale for $217. This was 38% less that the original price. What was the original price?

Which value must be added to the expression x2 - 3x to make it a perfect-square trinomial?

A credit card states that your payment will be a minimum of $15 plus 1% of your unpaid balance. Your unpaid balance is $2,365. What is your payment this month?

10. 3y + 2 + 2 y + 5 =

1/4 x - 2>1 and the grater than sign has a line under it.

What is 1.84 in a fraction lowest terms

7) Cuckoo birds lay their eggs in other species nests and have them raise their young for them. Jeff wondered how different the egg lengths of cuckoo bird's eggs were to the other species.

Solve the equation below for x. 0.2 (3x + 2) + 4 = 26