24*( 2 3/4 х -1 5/6 х)=33 11/12 х + 5

1 ) 24 * ( 2 целых 3 / 4 * х - 1 целая 5 / 6 * х ) = 33
24 * ( 11 / 4 * х - 11 / 6 * х ) = 33
( 11 / 4 * х - 11 / 6 * х ) = 33 / 24
( 11 * х / 4 - 11 * х / 6 ) = 33 / 24
( 11 * х * 3 - 11 * х * 2 ) / 12 = 33 / 24
( 33 * х - 22 * х ) / 12 = 33 / 24
( 33 * х - 22 * х ) = 33 / 24 * 12
( 33 * х - 22 * х ) = 33 / 2 * 1
( 33 * х - 22 * х ) = 33 / 2
11 * х = 33 / 2
х = 33 / 2 / 11
х = 33 / 2 * 1 / 11
х = 3 / 2
х = 1 , 5

2 ) 11 / 12 х + 5 5 / 8 = 10 целых 2 / 3
11 * х / 12 + 55 / 8 = 32 / 3
11 х / 12 = 32 / 3 - 55 / 8
11 / 12 * х = ( 32 * 8 - 55 * 3 ) / 24
11 / 12 * х = ( 32 * 8 - 55 * 3 ) / 24
11 / 12 * х = 91 / 24
х = 91 / 24 / ( 11 / 12 )
х = 91 / 24 * 12 / 11
х = 91 / 2 / 11
х = 91 / 22