The width of a human hair is about 1* 10^-4 meter wide.
The width of mechanical pencil lead is about 7 * 10^-4
meter wide.
About how many pieces of hair would it take to match the width of a piece of
mechanical pencil lead?

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species