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a fost răspuns

Rezolvati ecuatiile in R
a) 3(x-1)=4x-5
b) -3x+3=x-1
c) -5x+2=3x+10
d) 6x+12=2(x+2)
DAU COROANA!!!!

Răspuns :

Renatemambouko
a) 3(x-1)=4x-5
3x-3=4x-5
x=2

b) -3x+3=x-1
4x=4
x=1

c) -5x+2=3x+10
8x=-8
x=-1

d) 6x+12=2(x+2)
6x+12=2x+4
4x=-8
x=-2

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