Whakaoti mō x
x = \frac{285}{47} = 6\frac{3}{47} \approx 6.063829787
Graph
Tohaina
Kua tāruatia ki te papatopenga
27+19x+3x+25x+135=447
Pahekotia te 4x me 15x, ka 19x.
27+22x+25x+135=447
Pahekotia te 19x me 3x, ka 22x.
27+47x+135=447
Pahekotia te 22x me 25x, ka 47x.
162+47x=447
Tāpirihia te 27 ki te 135, ka 162.
47x=447-162
Tangohia te 162 mai i ngā taha e rua.
47x=285
Tangohia te 162 i te 447, ka 285.
x=\frac{285}{47}
Whakawehea ngā taha e rua ki te 47.
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