Find the original price. A bracelet costs $36 after a 25% discount.
2 answers:
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Answer:
Proportional relationship.
Step-by-step explanation:
From the given table, let us find the ratio of each pair of time and distance.
The first pair is 2 and 90.
Therefore, the ratio is
The second pair is 3 and 135.
Therefore, the ratio is
The third pair is 5 and 225.
Therefore, the ratio is
The fourth pair is 6 and 270.
Therefore, the ratio is
Since, the ratio of each pair is same and equal to 45, therefore, the relationship is proportional relationship.
<u>Equivalent and Fully Simplified:</u>
8+7x+4y
<u>Equivalent and not fully simplified:</u>
8+12x-5x+4y
15+7x+4y-7
<u>Note Equivalent:</u>
15-7x-4y
8+17x+4y
8+11y
Step-by-step explanation:
Given expression is:
We will simplify the expression one by one
Now we can categorize the expressions in boxes given below
<u>Equivalent and Fully Simplified:</u>
8+7x+4y
<u>Equivalent and not fully simplified:</u>
8+12x-5x+4y
15+7x+4y-7
<u>Note Equivalent:</u>
15-7x-4y
8+17x+4y
8+11y
Keywords: Expressions, simplification
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