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2(x+3)-5=x-7 repedeee

Răspuns :

Răspuns:

2x +6 -5 = x-7

2x-x=7-6+5

x=6

Răspuns:

2(x+3)-5=x-7

2x+6-5=x-7

2x-x-5=-13

x-5=-13

x=-13+5

x=-8