Answer:
The discriminant of the quadratic equation is -7.
Step-by-step explanation:
We are given the following quadratic equation in the question:

Comparing to general quadratic equation:

We have to find the discriminant of the quadratic equation.
Formula:

Putting values, we get,

Thus, the discriminant of the quadratic equation is -7.
 
        
             
        
        
        
Eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
        
             
        
        
        
Answer is 17.7 gallons. Just use 10 gallons x 177%. It's me again, mark as branliest tq
        
                    
             
        
        
        
$51.75 is ur answer $45 plus $6.75 15% =0.15 the answer is 51.75 hoped this helped add ne and may I get braniest