Word Problems: Solving Linear Equations in One Variable

Math - Grade 7 / Patterns and Algebra

Sample Question

Sarah has a certain number of biscuits. If she eats 16 biscuits a day, they will last six days less than if she eats 12 biscuits a day.

Which equation should be used to solve this problem?

  • [% \frac{x}{12}-\frac{x}{16}=6 %]
  • [% 12x-16x=6 %]
  • [% 16x-12x=6 %]
  • [% \frac{x}{16}-\frac{x}{12}=6 %]

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Quipper School Philippines Curriculum

Math - Grade 7

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