Answer:
the first answer is 11.32
second answer is 6k-3
Explanation:
you had to plus 2.19 three times, 0.59 three times, and 1.49 two times.
like for example: 2.19+2.19+2.19= 6.57
0.59+0.59+0.59= 1.77
1.49+1.49=2.98
and just plus the 6.57+1.77+2.98= 11.32