Question

afla nr.necunoscute a-300=700.b+236=517.c-214=609.821-d=317.246+e=558.632-f=443.va rog ajutatima si pe mine e urgent

Answer 1

a-300=700
a=700+300
a=1000
b+236=517
b=517-236
b=281
c-214=609
c=609+214
c=823
821-d=317
d=504
246+e=558
e=558-246
e=312
632-f=443
f=632-443
f=189;
poti face si vericarea ex:f=632-189=443