The total angles of a triangle must add up to 180 degrees, so y = 64 degrees
Factors of 18: 1; 2; 3; 6; 9; 18
Factors of 27: 1; 3; 9; 27
GCF(18; 27) = 9
<span>18 + 27 = 9 × 2 + 9 × 3 = 9 × (2 + 3) </span>
The volume of one die is the edge to the power of 3:

The total volume is five times the above volume:

Answer:
Answer:X=5
Step-by-step explanation:
6x + 12 = 42
-12. -12
6x=30
6x. 6
X=5
Check
6(5)+12=42
30+12
42
Answer:
See below
Step-by-step explanation:
(-12)²=144 while -(12²)=-144