tarea para el examen

4.2
#include#includemain(){float C,F;printf("introduzca la temperatura en grados celsius:\n");scanf("%f",&C);F=(1.8*C)+32;printf("la temperatura es:\n %f",F);return 0;}

4.3
#include#includemain(){float a,b,c,d,e,f,X,Y;printf("escribir los valores de a,b,c:");scanf("%d",&a,&b,&c);printf("escribir los valores de d,e,f:");scanf("%d",&d,&e,&f);X = (c*e-b*f)/(a*e-b*d);Y = (a*f-c*d)/(a*e-b*d);return 0;}