Rewrite the equation of the parabola in vertex form. y = x2 + 8x - 21

What is 6.4382 round to

Y varies directly as x. If x = 6 then y = 18. Find the constant of variation.

Rewrite 9 over 6 as a equivalent fraction and percent

Each prize is worth 3 tickets at the game center. How many tickets are needed for 23 prizes?

A jar holds 6 blue blocks, 8 red blocks, 10 green blocks, if a block is taken from the jar at random and not replaced and then a second block is chosen, what is the probability that you will draw a green and a blue

The lengths of three strings were 60m, 72m and 168 m. Pieces of string of equal length were cut from the three strings. Calculate the least number of pieces obtained.

Greta's family drinks 3 1/4 quarts of milk and 1 5/6 quarts of juice in one week. About how much more does Greta's family drink in one week

Convert 5.6 liters to milliliter 5,600 ml 560 ml 0.056 ml 0.0056

What is x over 15 equals negative 20 equal

The cost for Roberta's college next year is $11,000. She has a grant for $1,500 and a scholarship of $5000. She plans to earn 40% of the remaining amount. How much will still be left to pay?