Question: Set up systems of equations and solve by any appropriate method. All numbers are accurate to at least two significant digits. Three computer programs A,

Set up systems of equations and solve by any appropriate method. All numbers are accurate to at least two significant digits.

Three computer programs A, B, and C require a total of 11 GB (gigabytes) of hard-disk memory. A requires double the memory of C, and C requires 1 GB more than B. How much memory is required for each of A, B, and C?

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