Question

Folosind egalitatea:x*a=15;x*b=23;x*c=37 si m+n+r=93 calculati: x*(a+b)+x*(b+c)+9*m+9*n+9*r

Answer 1

  x*(a+b)+x*(b+c)+9*m+9*n+9*r=
=x*a+x*b+x*b+x*c+9*(m+n+r)=
=15+23+23+37+9*93=
=15+23+23+37+837=
=935
sper ca te-am ajutat