Whakaoti mō a
a=26
Tohaina
Kua tāruatia ki te papatopenga
128+a+a=180
Tāpirihia te 90 ki te 38, ka 128.
128+2a=180
Pahekotia te a me a, ka 2a.
2a=180-128
Tangohia te 128 mai i ngā taha e rua.
2a=52
Tangohia te 128 i te 180, ka 52.
a=\frac{52}{2}
Whakawehea ngā taha e rua ki te 2.
a=26
Whakawehea te 52 ki te 2, kia riro ko 26.
Ngā Tauira
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