úroveň 5

A00:

1/4 + x = 1 ;     2/3 - x = 2 ;   -4/5 + x = -2 ;   5/2 - x = 4 ;

2 - 1/4  x = 1 ;  -1 + 3/5  x = -2  ;  -4 - 7/3  x = 2 ;  1 - 1/7  x = 3 ;

2/3  x + 1 = -2;   -1 - 2x = 4/3;   5/7 - 3x = 2;  3/2 + 5x = -4

A01

1/3 + 3/2 x = -1 ;    5/4 - 3/2 x = 1/2 ;    3/5 + 7/10  x = -1

-2/3 - 1/4  x = -2;   5/2 + 2/3  x = 3;    4/5  - 7/15  x = 1

5/6  - 2/3 x = -2;   3/4 + 5/8 x = 0;   -5/6 - 3/4 x = -2

A02

2 - 1/2 . (3x - 5) = 0;  -1 + 2/3 . (-2x - 3) = 5;  2 - 5/3 . (2 - 4x) = -8

-4 + 3/2 . (-1 + 2x) = -10;  2 - 5/6 . (-2x + 4) = 2;  -3 + 5/4 . (-3x - 2) = 1/2

3 - (2x - 5) . 2/3 = 1;  -4 + (-3 + x) . 1/2 = -7;  1 - (-2 - x) . 3/4 = 1

-4 - (x+ 2) . (-1/2) = -4;   3 + (2x - 3) . (-3/4) = 3;  -5 - (3x - 4) . (-2/3) = -5/3