SOLUTION: She is charging her Phone and tablet at the same time. The phone has 5% of charge left and charges at a rate of 5% every 12 minutes. The tablet has 50% charge left at a rate of 10%

Question 1091133: She is charging her Phone and tablet at the same time. The phone has 5% of charge left and charges at a rate of 5% every 12 minutes. The tablet has 50% charge left at a rate of 10% every 30 minutes. Write a system of equation to represent this situation.

Answer by ikleyn(52878) (Show Source): You can put this solution on YOUR website!
.

1.  The phone percent charging 

        =      expressed as the decimal fraction,   or

        =          expressed as percentage,

    where t is time in minutes.



2.  The tablet percent charging 

        =       expressed as the decimal fraction,   or

        =         expressed as percentage,

        =  ,       expressed as percentage,

    where t is time in minutes.

Solved.

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