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Ariana192
a fost răspuns

REZOLVATI ECUATIILE
2X+5=17
3X-1=14
2ORI(5X-3)=94
3ORI(2X+7)-5=22
DAU 5 STELE SI COROANA AJUTORRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR

Răspuns :

Sarimarius
2x+5=17
2x=12
x=6

3x-1=14
3x=15
x=5

2*(5x-3)=94
10x-6=94
10x=100
x=10

3*(2x+7)-5=22
6x+21=27
6x=6
x=1

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