Select all that apply. Choose all the metric units of
length.

millimeter

kilometer

kilogram

mile

meter

centimeter

inch

liter

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms

Factor the polynomial by its greatest common monomial factor.