Are you asking for a definition
Answer:
16
Step-by-step explanation:
Start by adding 9 to both sides, obtaining: √(x + 9) = 5.
Square both sides, obtaining: x + 9 = 25.
Subtract 9 from both sides: x = 16
Note that √(16+9) - 9 = -4, as required.
7 days a week
4x7=28
About 4 weeks each month
28x4=112
The answer should be 112 hours. I hope this helped
Answer:
Step-by-step explanation:
In 
, notice the third term of the quadratic in standard form is formed entirely by 
.
Therefore, in 
:
.
Now that we found 
, we must find 
. The first term of the quadratic in standard form is formed entirely by 
. Therefore:
.
