Respuesta :

Answer:

z=-1

Step-by-step explanation:

8z+7=-15

8z=-15+7

z=-8/8

z=-1

Exact Form:

z = − 11/4

Decimal Form:

z == − 2.75

Mixed Number Form:

z = − 2  3/4

HOPES THIS HELPS YOU!!

PLEASE MARK MINE AS BRAINLIEST???