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Rezolvati in Z inecuatile
a) 5(x-1)-3(x+3)=2(1-x)


Răspuns :

5(x-5)-3(x-3)=2(1-x)
5x-5-3x-9=2-2x
2x-14=2-2x
2x+2x=2+14
4x=16
x=16:4
x=4

5x-5-3x-9=2-2x
2x-14=2-2x
4x-14=2
4x=16
x=4