zad1
Rozwiąż równania.
a) 3/x=5/7
b) 8/3,5=4/y
c) 5/6=1+t/10
d) 1/z-1=6,5/8
e) 2x-5/3=4/5
f) 10/1,5=8/9-3x
5x=21 /5
x= 4,2
8y=14 /8
y=7/4
50=6+6t
44=6t
t= 22/3
8=6,5z-6,5
14,5=6,5z /6,5
z=2,2311
8x-25=12
8x=37 /8
x=37/8
90-30x=12
-30x=-78
30x=78 /30
x= 26/10= 13/5
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5x=21 /5
x= 4,2
8y=14 /8
y=7/4
50=6+6t
44=6t
t= 22/3
8=6,5z-6,5
14,5=6,5z /6,5
z=2,2311
8x-25=12
8x=37 /8
x=37/8
90-30x=12
-30x=-78
30x=78 /30
x= 26/10= 13/5