Rozwiąż równania:
a) 2x+7=4x-5
b)3(2x+4)=12
c)3(x-2)+x=2(x+6)
-2x=-12
x=6
b) 3(2x+4)=12
6x +12 = 12
x=0
c) 3(x-2)+x=2(x+6)
3x - 6 + x = 2x + 12
2x = 18
x=9
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a) 2x+7=4x-5
-2x=-12
x=6
b) 3(2x+4)=12
6x +12 = 12
x=0
c) 3(x-2)+x=2(x+6)
3x - 6 + x = 2x + 12
2x = 18
x=9