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Whakaoti mō x
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Tohaina

5x^{2}-5x=5x^{2}-\left(8-3x\right)
Whakamahia te āhuatanga tohatoha hei whakarea te 5x ki te x-1.
5x^{2}-5x=5x^{2}-8+3x
Hei kimi i te tauaro o 8-3x, kimihia te tauaro o ia taurangi.
5x^{2}-5x-5x^{2}=-8+3x
Tangohia te 5x^{2} mai i ngā taha e rua.
-5x=-8+3x
Pahekotia te 5x^{2} me -5x^{2}, ka 0.
-5x-3x=-8
Tangohia te 3x mai i ngā taha e rua.
-8x=-8
Pahekotia te -5x me -3x, ka -8x.
x=\frac{-8}{-8}
Whakawehea ngā taha e rua ki te -8.
x=1
Whakawehea te -8 ki te -8, kia riro ko 1.