Simplify 2x 2 - y for x = 3 and y = - 2.

I got 20. Is this correct?

In circle O, central angle AOB measures StartFraction pi Over 3 EndFraction radians. Circle O is shown. Line segments A O and B O are radii with length 18 centimeters. What is the length of arc AB? 6π cm 12π cm 18π cm 36π cm

Gregory drinks 6 liters of water over 2 days. in how many days would he consume another 12 liters?

52 1/3 miles in 1 1/3 hours What is the unit rate for miles per hour?

You have $10 to spend on charms and stickers. The equation 0.5x + 0.25y=10 represents this situation, where x is the number of charms and y is the number of stickers. How many stickers can you buy when you do not buy any charms?

Margaret drove 270 miles in 2.5 hours ... how many miles can she drive in 1 hour

What is the value of x in the equation 1,331 x ^3 - 216 = 0? A. - 6/11 B. 11/6 C. 1/6 D. 6/11

A stockbroker is offered a flat monthly salary of $2200 or a salary of $1500 plus 4% of the total value of all stock transactions he processes during the month if he chooses the $2200 salary what dollar amount is he expecting to transact each month

the number of hot peppers in a salad is based on the number of servings as as shown in the table servings 2,4,8,12 hot peppers 4,8,?,24

The average of the first 3 weights was 20 pounds. The average of the next 12 weights was 25 pounds. What was the overall average of the weights

Use the matrix method to solve: x + 4y8 2x+y 9