Nina is 10 years younger than Deepak. Deepak is 3 times as old as Nina. Which system of equations can be used to find d, Deepak's age, and n, Nina's age?

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asked Jun 2, 2018 140k views

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Nina is 10 years younger than Deepak. Deepak is 3 times as old as Nina. Which system of equations can be used to find d, Deepak's age, and n, Nina's age?

Mathematics
high-school

Ryan Rentfro asked

by Ryan Rentfro

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1 Answer

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n=d10 is the equation

Oentoro answered Jun 7, 2018

by Oentoro

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