Solving a value mixture problem using a linear question

Algebra
Tutor: None Selected Time limit: 1 Day

Type A coffee cost $4.70 per lb  Type B coffee cost $5.90 per lb

This month's blend used twice as many pounds of Type B as Type A, for a total cost of $412.50.  How many pounds of Type A coffee were used.

Nov 14th, 2015

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Answer is 25 lb

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Nov 14th, 2015

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