Your neighbor had to drop the selling price of her home from $180,000 to $165,000. What percent did the price get lowered? Round
1 answer:
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ANSWER
The solution is
<u>EXPLANATION</u>
We have
and
Let us substitute equation (1) in to equation (2). This gives us,
We rewrite this as a quadratic equation as the highest degree is 2.
This implies that
we factor to obtain,
This means,
We substitute this values into any of the above equations, preferably equation (1)
When, ,
When, ,
The solution is
