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Giải phương trình

a) 1/2x + 2/3x - 1 = -3 1/3
b) 7/35 = 25 - x^2/105
c) 2.x - 2/3 = -7/15 + 0,5

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a) 1/2x + 2/3x - 1 = -3 1/3
Làm phân số chung:
3/6x + 4/6x - 6/6 = -10/3
7/6x - 6/6 = -10/3
7/6x = -10/3 + 6/6
7/6x = -10/3 + 2/3
7/6x = -8/3
x = -8/3 * 6/7
x = -48/21
x = -16/7

b) 7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
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7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
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7/35 = 25 - x^2/105
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7/35 = 25 - x^2/105
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7/35 = 25 - x^2/105
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7/35 = 25 - x^2/105
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7/35 = 25 - x^2/105
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7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25 - x^2/105
7/35 = 25

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