Tennis balls cost 7$ for a can of 3. Steve gives the cashier $40 to buy balls and receives $12 in change. How many tennis balls
1 answer:
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The answer is A, 
. This is because when plugging in -2 for x, the expression will look like this: 
. To make the exponent positive, you have to flip it into a fraction. Then it will be 
. Lastly, you simplify the denominator into 81.
<span>If the answer is incorrect , please delete.
Answer is B and D
have a nice days.........</span>
Answer is B and D
have a nice days.........</span>