Question

16 puncte
Rezolvarea va rog !

Answer 1

1.

{4,12} i.p {a,6}

4a=12*6

4a=72

a=72/4

a=18

2.

{x,y}i.p{0,(3);0,25}

(x+y)/2=14

x+y=28

x/3=y/4=k

x=3k

y=4k

7k=28

k=4

x=12

y=16