Answer:
D
Step-by-step explanation:
X is 21
z is the same as 111
y is 48
Answer:
4 < x < 14
Step-by-step explanation:
................
Answer:
3:6:9
Step-by-step explanation:
1/1+2+3 × 90 = 15
2/1+2+3 × 90 = 30
3/1+2+3 × 90 = 45
Answer:

Step-by-step explanation:
please mark me brainliest
Answer:
9
Step-by-step explanation:
The factors of 18 are : 1, 2, 3, 6, 9, 18
The factors of 27 are : 1, 3, 9, 27
The common factors are : 1, 3, 9
The gcf is 9