Anna burned 15 calories per minute running for x minutes and 10 calories per minute hiking for y minutes. She spent a total of 60 minutes running and hiking and burned 700 calories. The system of equations shown below can be used to determine how much time Anna spent of each exercise.
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Anna burned calories in running for x minutes
= 15x calories
And Anna burned calories in hiking for y minutes = 10y calories
The equations is given below :-
x + y = 60 minutes
15x + 10y = 700 calories
next step given in picture .
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