6-6k+12= -18 pls help

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?

Which number line represents the solution set for the inequality - x 24?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section