Question

25.7-6(c-1)+3(3-4c)=7+(7c-4)

Answer 1

25 . 7 - 6 (c - 1) + 3 (3 - 4c) = 7 + (7c - 4)

175 - 6c + 6 + 9 - 12c = 7 + 7c - 4

190 - 18c = 3 + 7c

- 18c - 7c = 3 - 190

- 25c = - 187

c = - 187/-25

c = 187/25

Solución : 

c = 187/25