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Two numbers have a sum of 23 and a difference of 7. Part A: Write a system of equations to model this situation. Part B: Solve the system of equations for the two numbers.
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Two numbers have a sum of 23 and a difference of 7.

Part A: Write a system of equations to model this situation.

Part B: Solve the system of equations for the two numbers.

User Catalin Iancu
by
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1 Answer

5 votes
x + y = 23
x - y = 7
x = 15
y = 8
15 + 8 = 23
15 - 8 = 7
User Alextes
by
7.2k points
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