catwell1115 catwell1115

11-05-2017
Mathematics

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the substitution property of equality allows you to say that if 7j+14k=28, and j=2, then

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lundgrend17 lundgrend17

11-05-2017

7(2)+14k=28
14+14k=28
-14 -14
14k=14
Divide by 1.
k=1

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