asappp please someone help i’ll give brainliest. i’m trying to find x, and by what form like ASA, etc

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Which number produces a rationale number when multiplied by 1/5

What expression is equivalent to 42x-56y