40.32除以x+15=22.2 64.9除以x-55=0.9 201.25除以x+18=26.75 184.5除以x-
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40.32除以x+15=22.2 64.9除以x-55=0.9 201.25除以x+18=26.75 184.5除以x-9=3.3 全部求解 要过程
![40.32除以x+15=22.2 64.9除以x-55=0.9 201.25除以x+18=26.75 184.5除以x-](/uploads/image/z/2821776-24-6.jpg?t=40.32%E9%99%A4%E4%BB%A5x%2B15%3D22.2+64.9%E9%99%A4%E4%BB%A5x-55%3D0.9+201.25%E9%99%A4%E4%BB%A5x%2B18%3D26.75+184.5%E9%99%A4%E4%BB%A5x-)
①40.32÷x+15=22.2 ②64.9÷x-55=0.9
40.32÷x=22.2-15 64.9÷x=0.9+55
x=40.32÷7.2 x=64.9÷55.9
x=5.6 x=649/559
③201.25÷x+18=26.75 ④184.5÷ x-9=3.3
201.25÷x=26.75-18 184.5÷x=3.3+9
x=201.25÷8.75 x=184.5÷12.3
x=23 x=15
40.32÷x=22.2-15 64.9÷x=0.9+55
x=40.32÷7.2 x=64.9÷55.9
x=5.6 x=649/559
③201.25÷x+18=26.75 ④184.5÷ x-9=3.3
201.25÷x=26.75-18 184.5÷x=3.3+9
x=201.25÷8.75 x=184.5÷12.3
x=23 x=15