Question

[nguyen thi huong giang]

1: tim a,b biet

a,b=b,a*3+1,3

2: tim cac chu so a,b,c,d biet:

a=b+1

(a,b+1,5)*c.d=14,4

(a,b+0,5)*c,d

tim a,b,c biet

0,a+a,b+ab,c=bc,b

giup toi voi