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Anonymous Anonymous
  • 13-09-2015
  • Mathematics
Answered

Please Help!!!


You had $26 in your pocket. You purchased x pens at $3.50 each. You now have $8.50 in your pocket Write and solve an equation to find the number of pens purchased.

Verified Answer :

WorldCitizen WorldCitizen
  • 25-09-2015

The equation looks like this:

26=x3.5+8.50

where x is the number of pen you bought.

We solve it like this:
first, we subtract 8.50 from both sides:

17.50 =3.5x

now we divide both sides by 3.5:
5=x

so you purchased 5 pens.

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