Whakaoti mō x
x=\frac{8}{15}\approx 0.533333333
Graph
Tohaina
Kua tāruatia ki te papatopenga
13x+2x+2=10
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te x+1.
15x+2=10
Pahekotia te 13x me 2x, ka 15x.
15x=10-2
Tangohia te 2 mai i ngā taha e rua.
15x=8
Tangohia te 2 i te 10, ka 8.
x=\frac{8}{15}
Whakawehea ngā taha e rua ki te 15.
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