Hej, proszę was o pomoc. Rozwiąż równania.
a) -2(2x - 1)= x/3
b) 0,6 + x / 2 = x + 1
a)
3(-4x + 2) = x
-12x + 6 = x | + 12x
6 = 13x | : 13
b)
x = 2(x + 0,4)
x = 2x + 0,8 | - 2x
-x = 0,8 | : (-1)
x = -0,8
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a)
3(-4x + 2) = x
-12x + 6 = x | + 12x
6 = 13x | : 13
b)
x = 2(x + 0,4)
x = 2x + 0,8 | - 2x
-x = 0,8 | : (-1)
x = -0,8