Rozwiąż równanie i - 3=9y 2a-3=a+1
- 3=9y
-9y=3/(-9)
y=-3/9
y=-1/3
spr,
-3=9*(-1/3)
-3=-9/3
-3=-3
2a-3=a+1
2a-a=1+3
a=4
spr.
2*4-3=4+1
8-3=5
5=5
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- 3=9y
-9y=3/(-9)
y=-3/9
y=-1/3
spr,
-3=9*(-1/3)
-3=-9/3
-3=-3
2a-3=a+1
2a-a=1+3
a=4
spr.
2*4-3=4+1
8-3=5
5=5