Question

two integers have a total of 20. what is their product​

Answer 1

Answer:

Step-by-step explanation:

x+y=20

x*y=64

x=64/y

64/y+y=20

y+64/y-20=0

y*(y+64/y-20)=0*y

y^2–20y+64 = 0

Use Quadratic Formula [x=(-b +/- sqrt(b^2–4ac))/2a]

y=16 or y=4