5x$12= 60$ so 60$per week 60$x12 = $720 for the Medium dogs.
8x14$= 112$ per week, she walked them 12 weeks. 112x12= $1344 for the large dogs.
Now take the two prices $720+$1344= $2,064
She earned a total of $2,064 from walking the dogs.
Hope this helped.