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OpenStudy (anonymous):
two numbers total 87 and have a difference of 11. What are they?
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OpenStudy (anonymous):
@TheSmartOne
OpenStudy (anonymous):
@Pamela16
OpenStudy (anonymous):
Any answer choices?
OpenStudy (anonymous):
nevermind it's 49 and 38!
OpenStudy (danjs):
You could set up 2 equations, with two variables as your unknown numbers you are trying to find.
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OpenStudy (anonymous):
Oh! Yay, you found the answer!! XD
OpenStudy (danjs):
x = first number y = second number The sum is 87 x + y = 87 The difference is 11 x - y = 11 The two equations to solve are x + y = 87 x - y = 11
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