Respuesta :

20+8(q-11)=-12
20+8q-88=-12
8q-68=-12
add 68 to both sides.
8q=56
divide both sides by 8.
q=7

check your answer.
20+8(q-11)=-12
20+8(7-11)=-12
20+8(-4)=-12
20-32=-12
-12=-12

hope this helps.
Q&A Education