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Determinați x si y:
x supra y=3 supra 4 si x+1=14


Răspuns :

x/y=3/4
x+1=14⇒x=14-1=13
⇒13/y=3/4⇔3y=13*4⇔3y=52⇒y=52/3=17,(3)
x/y=3/4 ;3y=4x;y=4x/3
x+1=14;x=14-1;x=13
y=4*13/3
y=52/3