What is (+12) – (-8)?

Assemble the proof by dragging tiles to the statements and reasons column

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?