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2 A
3 D
2.d
3.d
3x-2=5(x+1)
3x-2=5x+5
-2x=7 |:(-2)
x=-3,5
Odp. c
2)
((x+3):2)-((x+4):4=2 |*4
2x+6-x-4=8
Odp. d
3)
2/3x+x-2+x+x-5=37
3 2/3x=44 | 3 2/3
x=12
2/3*12=8
12-2=10
12
12-5=7
12-8=4
Odp d