Question

Помогите номер 2 ......

Answer 1

7к-к-5к+34=73
к+34=73
к=73-34
к=39


2у+3у-4у-29=62
у-29=62
у=62+29
у=91

Answer 2

7k - k - 5k + 34 = 73
1k = 73 - 34
1k = 39
k = 39 : 1
k = 39


2y + 3y - 4y - 29 = 62
1y = 62 + 29
1y = 91
y = 91 : 1
y = 91