Cost Mixture Word Problem, System of Equations

Kyle Laws blends coffee for tasti-delight in ozark Missouri. He needs to prepare 160 pounds of blended coffee for $4.05 per pound. He plans to do this by blending together a high-quality bean costing $4.75 per pound and a cheaper bean at $2.50 per pound. To the nearest pound, find how much high-quality coffee and how much cheaper coffee he should blend.

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