Whakaoti mō x
x = \frac{505}{2} = 252\frac{1}{2} = 252.5
Graph
Tohaina
Kua tāruatia ki te papatopenga
2x+7=512
Tātaihia te 8 mā te pū o 3, kia riro ko 512.
2x=512-7
Tangohia te 7 mai i ngā taha e rua.
2x=505
Tangohia te 7 i te 512, ka 505.
x=\frac{505}{2}
Whakawehea ngā taha e rua ki te 2.
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