State the most appropriate metric units to use to measure the width of an eyelash

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers