Pomocy!!!
Rozwiąż równania:
a) -2x+4=5x+25=
b) 7y-8=-y+24=
c) -8z+5=-z-1= Dziękuję ;)
-2x-5x=25-4
-7x=21
x=-3
7y+y=24+8
8y=32
y=4
-8z+z=-1-5
-7z=-6
z=6/7
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-2x-5x=25-4
-7x=21
x=-3
7y+y=24+8
8y=32
y=4
-8z+z=-1-5
-7z=-6
z=6/7