Odpowiedź:
d) = (2x + 3)/5 - (2x - 3)/3 - x = 0
(6x + 9)/25 - (10x - 15)/15 - x = 0
(-4x - 6)/15 - x = 0
(-4x - 6)/15 - 15x/15 = 0
(-19x - 6)/15 = 0
-19x/15 = 6/15 /*15
-19x = 6 /-19
x = -6/19
h) = 8x/4 - (3x + 5)/4 + 1/4x = -1
5 i 1/4x/4 = -1 - 5 /*4
21x = -24 /21
x = -24/21 = 8/7 = 1 i 1/7
Szczegółowe wyjaśnienie:
