4.25•$1.59= $6.76
Answer: multiply

is equal to 2x, since it is the derivative of

.
<h2>
Answer:</h2><h2>x/9=x+2/12</h2><h2>12x = 9x+18</h2><h2>3x = 18</h2><h2>x=18/3</h2><h2><u><em>
x=6</em></u></h2>
Answer:
the amount you owe, and how much energy you have used