pomocy !!! rozwiąż równania 5x-1=4x x-10=6-x 2(x+1)=12 -2(x-3)=-4
5x-1=4x
5x-4x=1
x=1
x-10=6-x
x+x=6+10
2x=16 /:2
x=8
2(x+1)=12
2x+2=12
2x=12-2
2x=10 /:2
x=5
-2(x-3)=-4
-2x+6=-4
-2x=-4-6
-2x=-10 /:(-2)
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5x-1=4x
5x-4x=1
x=1
x-10=6-x
x+x=6+10
2x=16 /:2
x=8
2(x+1)=12
2x+2=12
2x=12-2
2x=10 /:2
x=5
-2(x-3)=-4
-2x+6=-4
-2x=-4-6
-2x=-10 /:(-2)
x=5