amayaspring amayaspring

20-06-2017
Mathematics

contestada

What is the value of n in the equation 1/2 (n – 4) – 3 = 3 – (2n + 3)?

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KVngDee23 KVngDee23

20-06-2017

1/2(n-4)-3=3-(2n+3)
Answer: n=2

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texaschic101 texaschic101

20-06-2017

1/2(n - 4) - 3 = 3 - (2n + 3) =
1/2n - 2 - 3 = 3 - 2n - 3 =
1/2n - 5 = -2n =
-5 = -2n - 1/2n
-5 = -4/2n - 1/2n
-5 = -5/2n
-5 * -2/5 = n
10/5 = n
2 = n <==

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