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Math·Algebra·Linear equations in two variables

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A set designer is hammering nails along the top edge of a wall. Starting at one end of the edge, the designer hammers a nail every $\frac{1}{8}$ of a foot. Which equation best represents $y$, the total number of nails hammered along the top edge of a wall that is $x$ feet long?

A

$y=\frac{1}{8}x$

B

$y=\frac{1}{8}x+1$

C

$y=8x$

D

$y=8x+1$