22. Determinați x şi y, pentru care elementele corespunzătoare din următoarele mulțimi sunt direct proporționale:
a) A = {5; 6); B = {10; x};
b) A = {2; 3; 4}; B = {x; 9; y};
c) A = {x; 5; 7}; B = {12; 20; y}.​

answer   download the app called socratic on your phoner:

step-by-step explanation:

after going and makeing graphs i would go with a,

there is nothing that is matches the graph. if there was i would show you. but therefore my answer is a.

hope i

-lavira: )

step-by-step explanation:

why? because i noticed a pattern. 60 120. those numbers without the zero, make the 6 times tables leaving your answer to be b since 6 times 4 is 24 and adding a zero making it 240.