某商贸服务公司，为客户出售货物，收取3%的服务费；代客户购置物品，收取2%服务费．今有一客户委托该公司出售自产的某种物品并代为购置新设备．已知该公司共扣取了客户服务费264元，而客户恰好收支平衡，则所购置的新设备的费用为多少元？
设客户出售货物收入为x元，购置的新设备的费用为y元，
根据题意，得
，3%x+2%y=264 x=y+264
解得
，x=5385.6 y=5121.6
答：所购置的新设备的费用为5121.6元．
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