How do i solve 2k^2-5k-18=0

20-{3+2[20:4*5]}+16 = - 17 but I have to show how I got this.

If m2 = 46° and m3 = 63°, what is m1?

An ant walk around a rectangular Garden one side of the garden with v 16 feet on the other side was 23 feet long how far did the ant was the garden

Ava's dog weighs 56 kilometers. Marty's dog weighs 7/8 as much. How much does Marty's dog weigh?

The center of a circle with the equation (x - 6) 2 + (y + 2) 2 = 49 is (6, - 2). true or false?

Which set of rational numbers is arranged from least to greatest? how can i put this number for least to greatest 0.5,1/5,1/9,1

Which statement is true of the relationship between risk and return? The greater the risk, the greater the potential return. The relationship between risk and return varies. The greater the risk, the lower the potential return.

fred thinks of a number that is greater than 110 and less than 120. he can make his number with same number of hundreds, tens and ones. what is freds number?

Bernita is buying fencing for her vegetable garden to keep her dogs out. The length of her garden is 13.6 feet, and the width is 11.3 feet. How much fencing material should she purchase to build the fence around the garden? Select one: A. 49.8 ft B.

The train ride at the zoo covers a distance of 2 1/2 miles in 1/4 of an hour. At what rate in miles per hour does the train go