An ion has a charge of -5. How many units is the ion from being neutral? Enter your answer as a numeral.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Find the distance between the pair of points a(-1,8) and b(-8,4)

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.