First number is f Second number is s f-s=.7 f+s=1 Using elimination, you could solve this. -1(f-s=.7); eliminate the first number. -f+s= -.7 f+s=1 2s=.3 s=.15 Now find the second number by plugging it in: .15+s=1 1-.15=.85 The numbers are .15 and .85.
