Raymond B. answered • 01/30/21
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Math, microeconomics or criminal justice
7 and 8
7+8 = 15
8-7 = 1
x+y=15
x-y=1 add the 2 equations
2x = 16
x = 16/2 = 8
y=x-1 = 8-1 = 7
Immanuel M.
asked • 01/30/21The sum of two numbers is 15 and their difference is 1
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