Whakaoti mō x
x = \frac{35}{4} = 8\frac{3}{4} = 8.75
Graph
Tohaina
Kua tāruatia ki te papatopenga
5x-4+4=4x+28-x-5-2x+12
Pahekotia te x me 4x, ka 5x.
5x=4x+28-x-5-2x+12
Tāpirihia te -4 ki te 4, ka 0.
5x=3x+28-5-2x+12
Pahekotia te 4x me -x, ka 3x.
5x=3x+23-2x+12
Tangohia te 5 i te 28, ka 23.
5x=x+23+12
Pahekotia te 3x me -2x, ka x.
5x=x+35
Tāpirihia te 23 ki te 12, ka 35.
5x-x=35
Tangohia te x mai i ngā taha e rua.
4x=35
Pahekotia te 5x me -x, ka 4x.
x=\frac{35}{4}
Whakawehea ngā taha e rua ki te 4.
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