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Jr
8 February, 11:34
How to solve 30 = - 1/2 (6n+4) + 5n
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Camille
8 February, 13:13
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Step-by-step explanation:
30 = - 1/2 (6n+4) + 5n
Multiple each term by 2
2 (30) = 2{ - 1/2 (6n+4) + 5n}
60 = - 1 (6n+4) + 10n
60 = - 6n - 4 + 10n
Collecting like terms
60+4 = - 6n+10
64 = 4n
n = 64/4
n = 16
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