Bài 3. Tìm x, biết: a) ) d ) x - 1/2 = 3/10 * 5/6; - Dicamon

Question

Bài 3. Tìm x, biết: a) ) d ) x - 1/2 = 3/10 * 5/6; x / (1/2) / d; 3/4 * (x + 2/3) = 1 1/3'; (- x)/30 + 1/3 = 20

Answer

( ) 3 > a, x - 1/2 = 3/10 * 5/6; 12=-36x 6ab k^ - ); - 36x = 12; x - 1/2 = 1/4 * x = - 1/3; x = 3/4; el, - 30/30 + 4/3 = 207; 3/4 * (x + 2/3) = 1 4/3 * (- 3/(30/10)) + 1/3 =

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