Question

A×4=E , B÷4 =E ,C+4=E, D-4=E
A+B+C+D=100
E=?​

Answer 1

A=E÷4

B=4E

C=E-4

D=E+4

THEREFORE,

=E÷4+4E+E-4+E+4=0

=E+16E+8E=0

=E+24E=0

=E(1+23E)=0

E=0 ; 1+23E=0

23E=-1

E=-1÷23