Answer:
7/50
Step-by-step explanation:
Answer:
80 members
Step-by-step explanation:
Let the band members be= b and the chorale members= c
Then, according to question, b=c+30 and 
⇒
⇒
⇒
⇒
Now, substituting the value of b=c+30, we get
⇒
⇒
⇒
⇒
Therefore, 

Therefore, there are 80 members in the band.
Answer:
The required equation is
.
Step-by-step explanation:
Consider the provided information.
Melody has a new job recording for the All-Time Favorites record label.
She is paid a monthly base salary of $plus $3 for each CD sold.
Her pay stub for June indicates that she made $4,889 in that month.
Let n represents the number of CDs she sold.
Therefore, the required equation is
.
Answer:

Step-by-step explanation:



















Solve using the <u>Quadratic Formula:</u>

Define the variables:

Substitute the defined variables into the quadratic formula and solve for x:







Therefore, the solutions to the given equation are:

Learn more about the Quadratic Formula here:
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The correct answer is
<span>A.
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