Question

Please help 20 points!

9 5/6 + 1 1/4+ what=14

what-20-3 1/4=14 5/8

17/3+what+5/2=10 4/5

23.1+1 7/10-what=66/10

Answer 1

9 5/6 + 1 1/4 - 2 11/12 = 14

-37 7/8 - 20 -3 1/4 = 14 5/8

17/3 - 2 19/30 +5/2 = 10 4/5

23.1 + 1 7/10 - 18 1/5 = 66/10

Explanation: