2y+18=42
2y=24
y=12
Hope this helps!
Answer:
CBD is 120 degrees
Step-by-step explanation:
x=30
4x30+30+30=180
X^2-14x+49=0
Factor
(x-7)(x-7)
Check
-7-7=-14
-7*-7=49
Use ZPP
x-7=0
x=7
Final answer: x=7
The probability of an event cannot be less than 0 because 0 means it's impossible. The probability of an event cannot be more than 1 because 1 means that it's certain that it will happen. That's why the probability must be between 0 and 1.
