3(2-4x)=-24-3x
6-12x=-24-3x
przenosimy na lewo
6+24-12x+3x=0
30-9x=0
9x=30 // obustronie przez 9
x= 30/9
x= 10/3
10/3 to oczywiscie 3 i 1/3
3 (2 - 4 x) = - 24 - 3x
6 - 12x = - 24 - 3x
-12x + 3x = - 24 - 6
-9x = -30 |: (-9)
x = 3, 3 (3)
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3(2-4x)=-24-3x
6-12x=-24-3x
przenosimy na lewo
6+24-12x+3x=0
30-9x=0
9x=30 // obustronie przez 9
x= 30/9
x= 10/3
10/3 to oczywiscie 3 i 1/3
3 (2 - 4 x) = - 24 - 3x
6 - 12x = - 24 - 3x
-12x + 3x = - 24 - 6
-9x = -30 |: (-9)
x = 3, 3 (3)