Odpowiedź:
X-6 = 5x -2
-6 + 2 = 5x - x
-4 = 4x | :4
x = -1
1-2x = 4 + x
1- 4 = x + 2x
-3 = 3 x |:3
x = -1
8x + 1/2 = 4-x
8x +x = 4 - 1/2
9x = 3 1/2
9x = 7/2 |:9
x = 7/18
Szczegółowe wyjaśnienie:
x-6=5x-2
x-5x=-2+6
-4x=4
x=-1
1-2x=4+x
-2x-x=4-1
-3x=3
x=-1
8x+1/2=4-x
8x+x=4-1/2
9x=7/2
x=7/18
