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The sum of two numbers 23, and their difference is 5.

Write a system of linear equations and the resulting system. Let x be the larger number and y be the smaller number.

x+y=

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2 Answers

X+y=23

x-y=5

add the equations

2x=28

x=14

thus

14+y=23

y=9

so-

x=14  y=9

14+9=23

14-9=5