Rozwiąż równania: a). 2x + 12 = 30 - 3x b). 3x - 2 = 1/2x + 3 c). 6x - (x - 1 = 6
a) 2x+3x=30-12
5x=18
x=3,6
b) 3x-1/2x=3+2
2,5x=5
x=2
c) 6x-x+1=6
5x=5
x=1
a: 2x+12=30-3x
2x+3x=30-12
x=3.6
b: 3x-2=0.5x+3
3x-0.5x=2+3
x=0.5
c: 6x-(x-1)=6
6x--6x=6
6
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a) 2x+3x=30-12
5x=18
x=3,6
b) 3x-1/2x=3+2
2,5x=5
x=2
c) 6x-x+1=6
5x=5
x=1
a: 2x+12=30-3x
2x+3x=30-12
5x=18
x=3.6
b: 3x-2=0.5x+3
3x-0.5x=2+3
2,5x=5
x=0.5
c: 6x-(x-1)=6
6x--6x=6
6