If a = - 3, find the value of

a) 2a

b) a^2

c) 3a^2

gasoline is stored in a cylindrical container that has a diameter of 13.8 meters and a height of 4.7 meters. which is closest to the amount of plastic needed to cover the entire container?

Solve this quadratic equation by completing the square x^2+8x=10

Simplify. x+5/x^2+6x+5 1/x+1; where x ≠ - 1 1/x+1; where x ≠ - 1, - 5 1/x-5; where x ≠ 5 x-5

Mr. home buys two quarts of ice cream, one carton of soda, and three sacks of cookies for a sunday school party. the respective unit prices are 60, 70, and 45 for each unit. on his way home mr.

2) Slope = 5, y-intercept = 2

A number reduced by 15 results in 14. Which equation models this sentence? A) 15-m=14 B) m-15=14 C) 14-m=15 D) m-14=15

4.5+1.5m=18-3m solve for m?

Which statement is not true about the absolute value of - 6? it describes the distance between 6 and - 6 on the number line. it equals the absolute value of 6 it describes the distance between - 6 and 0 on the number line it can be expressed as |-6|

A company made one of the largest single purchase of long distance telephone time in history. it purchased 49 million minutes at a total cost of $ 1,470,000.

375 = x - 28 is 347. Is this correct or incorrect? Explain your answer.