There is a 10% discount on all reusable water bottles this week. The regular price of a reusable water bottle is $20. Raul wants
to know the sale price. Which table shows a relationship between the regular price, the discount, and the sale price?
1 answer:
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Let's call the number you thought of n. Then what the two steps you took can be written as an equation:
Subtract n to get all of your variables to one side:
At this point, I recommend turning your mixed number into an improper fraction. It will make things easier later on:
Now divide both sides by 11 to get the value of n:
Subtract n to get all of your variables to one side:
At this point, I recommend turning your mixed number into an improper fraction. It will make things easier later on:
Now divide both sides by 11 to get the value of n: