h + n = 1.10 h = n + 1.00 n + n + 1.00 = 1.10 2n = 0.10 n = 0.05
The nail costs 5 cents, excluding sales tax.
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h + n = 1.10
h = n + 1.00
n + n + 1.00 = 1.10
2n = 0.10
n = 0.05
The nail costs 5 cents, excluding sales tax.