Cal bought 2 packs of 100 paper and 1 pack of 60 paper plates. write an expression for the total number of plates that he bought.
i need with writing the expression. me

What is the product of the radical expression. (7-2square root) (8+2 square root)

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?

Square a has a side length of (2x-7) and square b has a side length of (-4x+18). how much bigger is the perimeter of square b than square a?and show all work! you so