Question

afla nr necunoscut ,:a*6=54

Answer 1

a x 6 = 54
a = 54 : 6
a = 9

Answer 2

[tex]a*6=54\\ a=54:6\\ a=9\\\\ Proba:9*6=54\\ ~~~~~~~~~~54=54\\\\ (muti~dincolo~cu~semn~schimbat,ai~inmultire,faci~impartire,\\ ai~adunare,faci~scadere~si~invers).[/tex]