Answer:
11) x = 45
12) x = 30
Step-by-step explanation:
11)
3x + x = 180
4x = 180
x = 45
12)
4x = 5x - 30
4x - 5x = -30
-x = -30
x = 30
Geometric mean =x=<span>√(5 × 20)
=</span>√100
=10
Answer:
Theres no picture?
Step-by-step explanation:
Answer:give me points
Step-by-step explanation:
Please