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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

3-x-\left(-2.5\right)=5.5-3x
Hei kimi i te tauaro o x-2.5, kimihia te tauaro o ia taurangi.
3-x+2.5=5.5-3x
Ko te tauaro o -2.5 ko 2.5.
5.5-x=5.5-3x
Tāpirihia te 3 ki te 2.5, ka 5.5.
5.5-x+3x=5.5
Me tāpiri te 3x ki ngā taha e rua.
5.5+2x=5.5
Pahekotia te -x me 3x, ka 2x.
2x=5.5-5.5
Tangohia te 5.5 mai i ngā taha e rua.
2x=0
Tangohia te 5.5 i te 5.5, ka 0.
x=0
He ōrite te hua o ngā tau e rua ki 0 ina 0 tētahi o rāua te iti rawa. Tātemea kāore te 2 e ōrite ki 0, me ōrite pū te x ki 0.