The following equation is an example of a literal equation. 2 (x + a) = 4B
A. Solve the given equation for the variable . a In your final answer, include all of your work.

B. In two or more complete sentences, explain the specific process that you followed in solving for a .

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?