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Bab Persamaan Linearmatematika SMP kelas VIII
2/x + 3/2x = 1/(x - 1)
(2 . 2x + 3 . x)/(x . 2x) = 1/(x - 1)
(4x + 3x) / (x . 2x) = 1/(x - 1)
7x/(x . 2x) = 1/(x - 1)
7/2x = 1/(x - 1)
7 (x - 1) = 1 . 2x
7x - 7 = 2x
7x - 2x = 7
5x = 7
x = 7/5
HP = { 7/5 }