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Dax
31 May, 18:10
How do I do this problem 4 (5n-7) = 10n+3
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Pyscho
31 May, 21:55
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A) get rid of the parenthesis 4 (5n-7) = 20n-28,
so 20n-28=10n+3===>transpose 10n from the left to the right it becomes - 10n & transpose - 28 from the left to the right it becomes + 28
10n=31 & n=31/10 = = > n=3.1
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