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Kelly Gentry
Mathematics
15 February, 23:12
7n+3=2n+23 show work
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Curly
15 February, 23:33
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7n + 3 = 2n + 23
3 + 7n = 2n + 23
3 + 7n = 23 + 2n
3 + 7n + - 2n = 23 + 2n + - 2n
3 + 5n = 23 + 2n + - 2n
3 + 5n = 23 + 0
3 + 5n = 23
3 + - 3 + 5n = 23 + - 3
3 + - 3 = 0
0 + 5n = 23 + - 3
5n = 23 + - 3
5n = 20
n = 4
Step-by-step explanation:
answer:N=4
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