Answer:
Total number of dozen muffins they both bake is
Step-by-step explanation:
Given : Arthur baked dozen muffins. Nina baked dozen muffins.
We have to find the total number of dozen muffins did they both bake.
To find the total number of dozen muffins did they both bake is equal to number of dozen of muffins Arthur bake and number of dozen of muffins Nina bake
That is
Mathematically written as ,
Total number of dozen muffins = number of dozen of muffins Arthur bake + number of dozen of muffins Nina bake
Given : Arthur baked dozen muffins
and Nina baked dozen muffins.
Total number of dozen muffins =
Simplify, we get,
Total number of dozen muffins =
Adding, we get,
Total number of dozen muffins =
Thus, Total number of dozen muffins they both bake is