40.1*(56.32-(X-2.25))=2005 求x=几
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40.1*(56.32-(X-2.25))=2005 求x=几
40.1*(56.32-(X-2.25))=2005 求x=几
40.1*(56.32-(X-2.25))=2005 求x=几
40.1×{56.32-x+2.25}=2005
40.1×{58.57-x}=2005
2348.657-40.1x=2005
-40.1x=-343.657
x=8.57
不给分太残忍了,我自己算的阿