Add and simplify 1/(x-1) - 3/(1-x) + 2

im not sure if the answer is 2(1+x) / (x-1) or if it's 2(x-2) / (x-1)

please explain why

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?