Whakaoti mō x
x=725
Graph
Tohaina
Kua tāruatia ki te papatopenga
80x=100x-14500
Whakamahia te āhuatanga tohatoha hei whakarea te 100 ki te x-145.
80x-100x=-14500
Tangohia te 100x mai i ngā taha e rua.
-20x=-14500
Pahekotia te 80x me -100x, ka -20x.
x=\frac{-14500}{-20}
Whakawehea ngā taha e rua ki te -20.
x=725
Whakawehea te -14500 ki te -20, kia riro ko 725.
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