Question

a+b+c+d=?a=187 b cu 23mai mare decat a c=a+b d=c-b

Answer 1

b=187+23
b=210
c=187+210
c=397
d=397-210
d=187
187+210+397+187=397+397+187=794+187=981

Answer 2

187+23+a+a+b+c-b=
2a+c=187-23
2a+c=164
2ori187+c=164
374+c=164
c=374-164
c=210
b=23+a
b=23+187
b=210
a=187
d=c-b
d=210-210
d=0
a+b+c+d=
187+210+210+0=607