Question

am nevoie de ajutor va rog...urgent!!

Answer 1

1. a+52=b

b+84=3a inlocuim pe b,

a+52+84=3a

2a=136, a=136/2=68

b=a+52=68+52=120

2.a*b=35, a=35/b

(a-1)*b=28, inlocuim pe a, (35/b-1)*b=28, 35-b=28, b=35-28=7

a=35/b=35/7=5