The graph is a parabola with a vertex at -4
Answer:

Step-by-step explanation:
Given

Required
Add
The statement can be interpreted as:

Take LCM

Answer:
61/125 or 0.488
Step-by-step explanation:
Total = 5×5×5 = 125
Numbers with no 4 = 4×4×4 = 64
Atleast one 4= 125-64 = 61
P(atleast one 4) = 61/125 or 0.488
Answer:
x = 9
Step-by-step explanation:
Create an equation:
x = some number
and = add
other number = -15
x + (-15) = -6
remove () using rule
x - 15 = -6
add +15 to both sides
x = 9
Answer:
50,66.7,80
Step-by-step explanation:
100/2= 50
200/3=66.7
400/5=80