how to write in a variable please help?

one dozen pencils cost $1.20 what is the price of one pencil.?

12 pencils=$1.20

12 divided by 12=1

$1.20 pencils/ 12 =$1.20 / 12=

1 pencil=$0.10

Top 2 Answers

A few days ago

Mika

Favorite Answer

one dozen pencils cost $1.20 what is the price of one pencil.?

Let the cost of 1 pencil be $ x

So, Cost of 12 pencils = $ 12x

We know that one dozen pencils cost $1.20

So,

$ 12x = $ 1.20

12 x = 1.20

x = 1.20/12

x = $ 0.10

A few days ago

Scraggles

x = .10

A gross of pencils cost 12 X 12x = 144x

oh, 12x = y

x = y/12 y / 12 y divided by 12

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