Given:
In a number, adding
, then multiplying the result by
we get 8.
To find:
The unknown number.
Solution:
Let the unknown number be x.
According to the question,




Multiply both sides by
.


Subtract
from both sides.




Therefore, the required number is
.
Answer:
negative correlation on Edg
Step-by-step explanation:
X+5=15
-5 -5
X=10
Hope this helps!!
Answer:
$0.75 per song
Step-by-step explanation:
Given that the relationship between variable s and c is a proportional relationship, and is represented by the equation, c = 0.75s.
Where,
c = total costs
s = number of songs
The constant of proportionality, k, = 0.75.
Thus, 0.75 represents the cost per sing downloaded.
The answer is:
✔️$0.75 per song
The wife made 33,500 and the husband made 29,500