Which of the following is not permitted when solving a system of linear equations using matrices?

interchange rows

interchange columns

multiply a row by a constant

56% enrolled if a same of 500 is randomly selected what probability 250 will get selected?

Can you find out angle sum of a pentagon?

The scale factor for two similar rectangles is 3. If the area of the smaller rectangle is 8 m2, what is the area of the larger rectangle? O24m2 O 192m2 O 72m2 O 108m2

Video games are developed or published at 2848 locations in the United States. There are 1796 more locations at which video games are developed than locations at which video games are published.

Adult tickets for a play cost $7 and student tickets cost $3.50. The play needs to make at least $800

The probability of getting disease X (event A) is 0.65, and the probability of getting disease Y (event B) is 0.76. The probability of getting both disease X and disease Y is 0.494. Are events A and B dependent or independent?

the load capacity of a certain washing machine is 12 pounds. what is the approximate load capacity of the same washing machine, in kilograms?

a play court on the school playground is shaped like a square joined by a semicircle. the perimeter around the entire play court is 182.8 ft, and 62.8 ft. of the perimeter comes from the semicircle.

7x^2-65x+18 all I know is that it's gonna be an answer that looks like (7x-?) (x-?)

How do you solve the equation x=4y-2