急,快速回答!应用题我国出租车收费标准因地而异,A市为:起步价7元,3千米后每千米2.6元;B市为:起步价8元,3千米后
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(1)在甲市乘坐出租车x(x>3)千米的价钱为[6+1.5(x-3)]元,在乙市乘坐出租车x(x>3)千米的价钱为[7+1.2(x-3)]元,故甲、乙两市的价差是:[6+1.5(x-3)] -[7+1.2(x-3)] =(0.3x-1)元.