Mathematics, 04.02.2020 10:48, kalibaby

A-b+c=3

a+b+c=7

find a+c using substitution.

A-b+c=3a+b+c=7find a+c using substitution.

Answers: 1

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A-b+c=3

a+b+c=7

find a+c using substitution.
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