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Mihalulus
a fost răspuns

2(5x-4)-(3x+2)+11=-3(-5x+10)+3x-6(4x-3) -> rezultatul este -1

Răspuns :

10x-8-3x-2+11=15x-30+3x-24x+18
7x+1=18x-24x-12
7x+1=-6x-12
7x+6x=-12-1
13x=-13
x=-13:13
x=-1
Buburuza2000
10x-8-3x+2+11=+15x-30+3x-24x+18=7x+5=18x-30=18x-7x=-30-5=11x=25=x=25/11

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