Joyce paid $230 for an item at the store that was 20% off the original price. What was the original price?
2 answers:
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<h2>Translating Words into Problems</h2>
We can translate a word equation into a mathematical equation by translating key words into operations.
- <em>difference</em> = subtract
- <em>is</em> = equals
Whenever we need to add one fraction to another, we must find a common denominator, change both the fractions for their denominators to be the same, and then add the numerators. Finally, we reduce the fraction.
<h2>Solving the Question</h2>We're given:
- The difference of n and
is
.
Translate the given information into an equation:
⇒
Solve for <em>n</em>:
⇒