5-2x-1-3x=2
- - - - - -
2 5 ║10
10-10x-2-6x=20
-16x=20-10+2
-16x=12
x=12^-16
x=-0.75
1*12/11*12+1*11/11*12+1/13+1/14+1/14
23/132+1/13+1/14+1/14
23*13/132*13+1*132/13*132+1/14+1/14
431/1716+1/14+1/14
(1/14+1/14=2/14=1/7)
431/1716+1/7=431*7/1716*7+1*1716/7*1716=4733/12012
4733/12012>1/3