Solve the equation 7 (x+3) = 72-4 how may solutions does it have​

I'll give brainliest if you answer right : )

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

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?