Rozwiąż równania:
A) 8x - 2 = 4 - 2x
B) -(2 + x) = 3(2 - 2x)
C) 3t - (2t- 1) = 5
D) (x - 5) - 3(2x + 4) = 2
E) x + 2/9 + x - 1/3 = 1
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A)8x-2=4-2x
8x+2x=4+2
10x=6 /:10
x=6/10
x=3/5
B) -(2+x)=3(2-2x)
-2-x=6-6x
-x+6x=6+2
5x=8 /:5
x=8/5
x= 1 3/5
C)3t-(2t-1)=5
3t-2t+1=5
3t-2t=5-1
t=4
D)(x-5)-3(2x+4)=2
x-5-6x-12=2
x-6x=2+12+5
-5x=19 /:(-5)
x=-19/5
x=-3 4/5
E)x+2/9+x-1/3=1 /*9
9x+2+9x-3=9
9x+9x=9+3-2
18x=10 /:18
x=10/18
x=5/9
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