If a=2, b = - 1, c = - 3 and d = - 2 find:

1/2bc-6ac+2ab

1/4 (ac) ² + 1/6ac

12xy if x=5 and y=-3

11. Describe and correct the error in evaluating the expression. -2 (-7) = - 14

Which line is parallel to the line -x+4y=20 a. 4x+y=-1 b. Y=-1/4x+6 c. Y=-4x-3 d.-x+4y=8

The perimeter of a basketball court is 9696 meters and the length is 6 meters longer than twice the width. what are the length and width?

What is 155,826 rounded to the nearest ten thousand

Create an inequality that represents the verbal description below The product of ten and a number is greater than the difference of four times the number and two.

Kristy spent 4 hours at the gym last week. if 5 over 6 of the time was spent jogging, how much time did she spend jogging?

2. 4xyz - 3yz + zxy (18)

You randomly draw marable from a bag of marable that contain 3 blue marable, 4 green marable 4 green marble and 5 red marable What is P (draw a blue marable)

autopilot aviation sells model airplanes for $125. Dale loves to build model airplanes, and knows the store is offering a sell today. When he gets to the store, there are no sale signs. However, his model airplane rings up for $97.75.