Answer:
a-6b+4c
Explanation:
a-{5b-[a-(3b-2c)+c-(a-2b-c)]}
a-{5b-[a-1(3b-2c)+c-1(a-2b-c)]}
a-{5b-[a+(-3b+2c)+c+(-a+2b+c)]}
a-{5b-[a-3b+2c+c-a+2b+c]}
a-{5b-[-b+4c]}
a-{5b+[b-4c]}
a-{5b+b-4c}
a-{6b-4c}
a+{-6b+4c}
9.5m questions
12.2m answers