An item is regularly at $85. It is on sale for 20% off the regular price. How much (in dollars) is discounted from the regular p
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<h3><u>The equivalent expression is:</u></h3>
<em><u>Solution:</u></em>
<em><u>Given expression is:</u></em>
We have to find the equivalent expression
We can simplify the above expression using law of exponents
<em><u>Use the following law of exponents:</u></em>
Therefore,
<em><u>Use another law of exponent</u></em>
Therefore,
Thus the equivalent expression is found