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2010-03-23T21:12:59+01:00
5x-4/2=16x+1/7
5x-16x=1/7 + 4/2
-11x=30/14 /:-11
x=-30/154
2010-03-23T21:13:11+01:00
5x-4/2=16x+1/7 / *14
7 (5x-4) = 14* 16x + 2
35x-28 = 224x+2
35x-224x = 2+28
-189x = 30 / : (-189)
x = - 30/189
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2010-03-23T21:13:42+01:00
5x-4/2=16x+1/7 / *14
35x - 28 = 32x + 2
35x - 32x = 2 + 28
3x = 30
x = 10