I need help guys plz its a quiz i will give brainilst if correct i am giving all of my coins plz help TwT If y varies directly as x, and y = 8 when x = 3, what is the value of y when x = 9?

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

Arectangular yard has area 96 square feet. if the width of the yard is 4 feet less than the length