Answer:

Step-by-step explanation:
To solve for q, we initially place everything with the term q to one side of the equality, and everything without the term q to the other side of the equality.
So


We find the square of both sides of the equation. So




 
        
             
        
        
        
Answer:
42 
Step-by-step explanation:
because it took 7 tubes of red for one painting and when she does 6 you would multiply 6x7 and it would equal 42.
 
        
             
        
        
        
Answer:
The correct answer is B
Step-by-step explanation:
If we plug in x=10 to the equation, we get y=47
Since y is positive, A is not an counterexample
Since y is a function of x, C is not an counterexample
Since the graph of y is a parabola, D is not an counterexample
Hope this helped and mark as brainliest!