Question

>,< или =?
1) 3071+5*3071 ... 7*3071
2) 7*2674 ... 3*2674+2674*4
3) 5*4312+4312...6*4312-4312
4) 8*4646-2*4646 ... 6*4646
5) (5721+7042)*21...19*(7042+5721)
6) 6324*9-6324... 8*6324-6324*2.

Answer 1

a = 6324 
 b=1296
 a+b 
.a-b
 а+в=6324+1296=7620
а-в= 6324 - 1296 = 5028