The first step for solving this expression is to know that when there is a "+" in front of the parenthesis,, then the expression remains the same. 7 - 4 Now we will simply subtract the numbers to find our final answer. 3 Let me know if you have any further questions. :)
The smallest number on the plot is 43. The largest is 93. The range of a chart is the largest number - the smallest number. Thus, simply do 93-43 to get 50.
