5.7x+42.24=111.7x

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5.7x+42.24=111.7x5.7x+42.24=111.7x5.7x+42.24=111.7x我来帮你很容易的5.7x+42.24=111.7x即(111.7-5.7)x=42.24x=0.3

5.7x+42.24=111.7x
5.7x+42.24=111.7x

5.7x+42.24=111.7x
我来帮你 很容易的 5.7x+42.24=111.7x
即 (111.7-5.7)x=42.24
x=0.398

x=0.398