Problema Solution
the sum of two numbers is 85. the difference of the two numbers is 13. find the numbers.
Answer provided by our tutors
let 'x' and 'y' be the numbers
the sum of two numbers is 85
x + y = 85
the difference of the two numbers is 13
x - y = 13
by solving the system of equations
x + y = 85
x - y = 13
we find
x = 49
y = 36
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the two numbers are 36 and 49.