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Hallie has $24 to spend on pencils. If each pencil costs $2 and she had $10 left, how many pencils did she buy? Written as a equation

Sagot :

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Answer:

Equation: 24 - 2p = 10

Pencils she bought: 7 pencils

Explanation:

Let number of pencils be p

initial money - cost of pens = final money

24 - 2p = 10

Solve this to find pencils she bought:

24 - 2p = 10

-2p = 10 -24

-2p = -14

p = 7

So she bought 7 pencils in total.

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