Answer:
11.1
Step-by-step explanation:
mark brainliest
I think the best answer is (-5x)+6y=36
C is the answer of the questions
If the sum of the first and last is 64, their average is 32. They will have a difference of 6, so the first number is 29 and the last is 35. The numbers are therefore 29, 31, 33, 35.