Respuesta :
Answer:
z=6
Step-by-step explanation:
2z+z+9=27
3z+9=27
3z=18
z=6
Answer: z=6
Step-by-step explanation:
2z+z+9=27
combine z terms
3z+9=27
subtract 9 from both sides
3z=18
divide both sides by 3
z=6
Answer:
z=6
Step-by-step explanation:
2z+z+9=27
3z+9=27
3z=18
z=6
Answer: z=6
Step-by-step explanation:
2z+z+9=27
combine z terms
3z+9=27
subtract 9 from both sides
3z=18
divide both sides by 3
z=6