Jaystattikidn
Answered

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The sum of the speed of two trains is 722.7 miles per hour. If the speed of the first train is 3.3 mph faster than the second train find the speeds of each

Sagot :

Luanaidn
[tex]x-speed\ of\ first\ train\\x-3.3-speed\ of\ second\ train\\\\x+x-3.3=722.7\\x+x=722.7+3.3\\2x=726\\x=363\\\\x-3.3=363-3.3=359.7\\\\Speed\ of\ first\ train\ is\ 363 mph,\ speed\ of\ second\ train\ is\ 359.7.[/tex]
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