Which of the following would be the most logical first step to solving this quadratic equation?
x2 - 4x + 16 = 2

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries

What is the value for this expression? 2e-5