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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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The substitution property of equality allows you to say that if 7j + 14k = 28 And j = 2 then

User Denis Palnitsky
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k must =1 if j=2 because when substituting in 2 for j you solve for k and get 1
The substitution property of equality allows you to say that if 7j + 14k = 28 And-example-1
User Zmb
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7 * (2) + 14k = 2 \\ \\ k = -(7)/(6)
User Benjamin Paap
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