A car drove 10/45 miles in 0.4 hours. How fast was the car traveling in miles per hour?
1 answer:
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Subtract 10 from both sides.
Since the square of a number, x, equals a negative number, -1, the answer cannot be a real number because the square of a real number is always non-negative. Therefore, there is no real number solution to this equation.
Answer: <span>B. no real number solutions</span>