3x+8 = 15+ { 5 }^{ }
Whakaoti mō x
x=4
Graph
Tohaina
Kua tāruatia ki te papatopenga
3x+8=15+5
Tātaihia te 5 mā te pū o 1, kia riro ko 5.
3x+8=20
Tāpirihia te 15 ki te 5, ka 20.
3x=20-8
Tangohia te 8 mai i ngā taha e rua.
3x=12
Tangohia te 8 i te 20, ka 12.
x=\frac{12}{3}
Whakawehea ngā taha e rua ki te 3.
x=4
Whakawehea te 12 ki te 3, kia riro ko 4.
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