Question

За +10b =26 , a +20b = 42

Answer 1

Step-by-step explanation:

(3a+10b=26.). multiple by 2 to make equal

a+ 20b=42

6a+20b=52 minus a+ 20 b=42

5a=10

a=2

b=2+20b=42

b=2

I think this is helpful

Answer 2

Answer:

fzigzigzjfzjfzhfzfjzfhzhfHFzhFJF