(6a+a)/15 =14 htibnt gkbp

Question

(6a+a)/15 =14 htibnt gkbp

Answer 1

7а/15=14
7а=14*15
7а=210
а=210/7
а=30

Answer 2

(6а+а)/15=14
7а/15=14
15*14=7а
210=7а
210/7=30
30=а