I need help please!! Can’t figure this out

Focuser asked Feb 3, 2022

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33 votes

Focuser asked Feb 3, 2022

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17 votes

Answer:

-6( 2-r ) = 42

-12 + 6r = 42

6r = 42 + 12

6r = 54

r = 9

Joel Deleep answered Feb 9, 2022

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