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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: 10+2x=5 mũ 5 chia 4 mũ 3 help me

Toán Lớp 6: 10+2x=5 mũ 5 chia 4 mũ 3
help me

Comments ( 1 )

  1. 10+2x=5^{5}:4^3
    =>10+2x=3125:64
    =>10+2x=(3125)/(64)
    =>2x=(3125)/(64)-10
    =>2x=(3125)/(64)-(640)/(64)
    =>2x=(2485)/(64)
    =>x=(2485)/(64):2
    =>x=(2485)/(64).(1)/(2)
    =>x=(2485)/(128)
    Vậy x=(2485)/(128)

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222-9+11+12:2*14+14 = ? ( )

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