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alina1380 [7]
3 years ago
3

Joy is training for a triathlon. She runs a distance of 2x miles, cycles a distance of (x2 + 7) miles, and swims a distance of (

x − 2) miles. Which simplified expression is equivalent to the total distance, in miles, Joy covers? x2 + 3x + 5 x2 + 3x + 9 3x2 + 5 3x2 + 9
Mathematics
1 answer:
avanturin [10]3 years ago
3 0

Answer:

Total distance = 2x + (x^2 + 7) + (x – 2) = x^2+ (2x + x) + (7 – 2) = x^2 + 3x + 5

Step-by-step explanation:

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