The sum of two numbers is 15. The difference of the first number and three will equal the second number. Write and solve the system of equations using the substitution method.

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asked Feb 28, 2018 214k views

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The sum of two numbers is 15. The difference of the first number and three will equal the second number. Write and solve the system of equations using the substitution method.

Mathematics
high-school

Clarence Klopfstein asked

by Clarence Klopfstein

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2 Answers

6 votes

X+Y=15
X-3=Y When X=9 and Y=6

Marlan answered Mar 2, 2018

by Marlan

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3 votes

X=9 and y=6
Answer above

Frank Van Der Linden answered Mar 4, 2018

by Frank Van Der Linden

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