Two numbers have a difference of 0.7 and a sum of 1 what are the numbers

asked Oct 21, 2019 190k views

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2 votes

{x+y = 1
{x-y = 0.7
add both equations
2x = 1.7
x = 0.85

x+y = 1
y = 1-x
y = 1-0.85
y = 0.15

Dennis Traub answered Oct 24, 2019

7.5k points

1 vote

0.85 and 0.15

0.85 - 0.15 = 0.70
0.85 + 0.15 = 1

0.85 and 0.15 is your answer

hope this helps

Evan Porter answered Oct 26, 2019

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