rozwiąż podane równania
a)2(5x-1)=8
b)1/2(4y+6)=3
c)-3(x-2)=--9
a) 10x-2=8
10x=10
x=1
b) 2y+3=3
2y=0
y=0
c) -3x+6=-9
-3x=-15
x=5
10x-2=8
10x=10 /:10
2y+3=3
2y=0 /:2
-3x+6=-9
-3x=-15/;(-3)
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a) 10x-2=8
10x=10
x=1
b) 2y+3=3
2y=0
y=0
c) -3x+6=-9
-3x=-15
x=5
a)2(5x-1)=8
10x-2=8
10x=10 /:10
x=1
b)1/2(4y+6)=3
2y+3=3
2y=0 /:2
y=0
c)-3(x-2)=--9
-3x+6=-9
-3x=-15/;(-3)
x=5