Whakaoti mō h
h=135
Tohaina
Kua tāruatia ki te papatopenga
h+270=15\times 27
Whakareatia te 6 ki te 45, ka 270.
h+270=405
Whakareatia te 15 ki te 27, ka 405.
h=405-270
Tangohia te 270 mai i ngā taha e rua.
h=135
Tangohia te 270 i te 405, ka 135.
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