Respuesta :
Answer:
z = 39
Step-by-step explanation:
Given
z - 18 = 21 ( isolate z by adding 18 to both sides )
z = 39
Answer:
z = 39
Step-by-step explanation:
z - 18 = 21
Add 18 to both sides;
z - 18 + 18 = 21 + 18
21 + 18 = 39
Hence,
z = 39
Answer:
z = 39
Step-by-step explanation:
Given
z - 18 = 21 ( isolate z by adding 18 to both sides )
z = 39
Answer:
z = 39
Step-by-step explanation:
z - 18 = 21
Add 18 to both sides;
z - 18 + 18 = 21 + 18
21 + 18 = 39
Hence,
z = 39