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Use the given conditions to write a system of equations. Solve the system and find the numbers. The sum of two numbers is 9. If one number is subtracted from the other, the result is 3. Find the numbers.
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Dec 24, 2017
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Use the given conditions to write a system of equations. Solve the system and find the numbers. The sum of two numbers is 9. If one number is subtracted from the other, the result is 3. Find the numbers.
List the two numbers.
Mathematics
high-school
Lolelo
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Lolelo
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let the two numbers be x and y
then x+y=9
x-y=3
2x=12
x=6
6+y=9
y=3
so the numbers are 9 and 3
Jong Bor Lee
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Dec 28, 2017
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Jong Bor Lee
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