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

Toán Lớp 7: Tìm x biết a) (0,5) $^{3}$ x = (0,5)$^{5}$ b) $\frac{1,2}{x+3}$ = $\frac{5}{4}$ c) (2x + $\frac{3}{5}$)$^{2}$ – $\frac{9}{25}$ = 0

Toán Lớp 7: Tìm x biết
a) (0,5) $^{3}$ x = (0,5)$^{5}$
b) $\frac{1,2}{x+3}$ = $\frac{5}{4}$
c) (2x + $\frac{3}{5}$)$^{2}$ – $\frac{9}{25}$ = 0
d) $\frac{3}{8}$ – | $\frac{7}{12}$ – 3x | = $\frac{-5}{6}$

Comments ( 1 )

  1. XIN 5 SAO VÀ CẢM ƠN VÀ HAY NHẤT Ạ
    toan-lop-7-tim-biet-a-0-5-3-0-5-5-b-frac-1-2-3-frac-5-4-c-2-frac-3-5-2-frac-9-25-0

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

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