Scoateti factorul comun in afara parantezelor,apoi calculati:
a)3•5+3•2
4•10-4•6
B)2•6+2•5+2•9
5•10+5•3+7•5
2•8+8•3+5•8
C)8•5+5•2
10•7-7•3
Va rog urgent,dau coroanaa​


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