how many gallons of a 25% acid solution should jeff add to 10 gallons of 12% of acid solution to make it a 20% acid solution help ASAP

the image is given below

since the options are not given so we draw it from the equation

the given equation is

y = (x-1) (x+4)

y = y² + 3x - 4

the above equation is a quadratic equation which will have two roots. if we draw the graph for it, it will look like this

8(1/6)

step-by-step explain:

49/6= 48

8 (1/6)

b

step-by-step explanation:

this is because the profit is decreasing and turning into debt