Respuesta :

c = 8
6 + 8 = 14
1/2 × 14 = 7
1/2 (c + 6) = 7     // Apply distributive property
1/2 c + 3 = 7       // Take away 3 from both sides
1/2 c = 4             // multiply by 2 on both sides
c = 8

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Answer : c = 8
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* I hope this can help Shelly to identify her mistakes.