513:36=57:x 怎么解

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513:36=57:x 怎么解
x)3542655PxdgNjmq ,`lVajn s+l@8_4/.H̳b I5205b"NCD+\

513:36=57:x 怎么解
513:36=57:x 怎么解

513:36=57:x 怎么解
513:36=57:x
36x57=513x
x=36x57/513
x=36/9
x=4

513:36=57:x
513x=36*57
513x=2052
x=2052/513
x=4

513:36=57:x
513x=36×57
x=4