Question

1\x + 2\2x-3 = 1\x-2​

Answer 1

Answer:

a+b=8 , b+c=10, c+a=12

a=8-b, c=10-b, 10-b+8-b=12; 18–2b=12; 6=2b; b=3

a=8–3=5, c-5=12; c=7, 3+7=10

a+b+c= 5+3+7=15

answer 15

Answer 2

Answer:

I don't understand what u r saying