Whakaoti mō x
x = \frac{11}{4} = 2\frac{3}{4} = 2.75
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+11
Tangohia te 12 i te 23, ka 11.
5x-x=11
Tangohia te x mai i ngā taha e rua.
4x=11
Pahekotia te 5x me -x, ka 4x.
x=\frac{11}{4}
Whakawehea ngā taha e rua ki te 4.
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