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Determinati numerele x,y si z , stiind ca: {x^2,77,10y+13}={5y+2,4z+3,16} URGENT!!!! VA ROG

Răspuns :

{x²,77,10y+13}={5y+2, 4z+3,16}

x²=16
x=√16
x=4

77=5y+2
77-2=5y
75=5y
y=75:5
y=15

10y+13=4z+3
10*15+13=4z+3
150+13=4z+3
163=4z+3
163-3=4z
160=4z
z=160:4
z=40

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