Respuesta :
15q - 3 (4q - 6)=3q + 9 - 9q
15q - 12q + 18 = 3q + 9 - 9q
3q + 18 = -6q + 9 Hint: subtract 3q and -6q
18 = -9q + 9 Hint: add -9 + 9= -18
=18 /-18q
= -1q
15q - 3 (4q - 6)=3q + 9 - 9q
15q - 12q + 18 = 3q + 9 - 9q
3q + 18 = -6q + 9 Hint: subtract 3q and -6q
18 = -9q + 9 Hint: add -9 + 9= -18
=18 /-18q
= -1q