Question

Aflati nr. a,b,c stiind ca a+b = c ; a-b = b si b+c=32
Dau coronitza!!!!!!!!!!!!

Answer 1

a=b+b⇒a=2b
daca a+b=c⇒2b+b=c⇒c=3b
inlocuim in relatia b+c=32
b+3b=32
4b=32
b=32/4
b=8
a=2b=2c8=16
a=16
c=3b=3x8=24
c=24