Whakaoti mō b
b = -\frac{15}{13} = -1\frac{2}{13} = -1.1538461538461537
Whakaoti mō x
x = \frac{15}{13} = 1\frac{2}{13} = 1.1538461538461537
Graph
Tohaina
Kua tāruatia ki te papatopenga
10x+15=23x-13b
Pahekotia te 9x me x, ka 10x.
23x-13b=10x+15
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
-13b=10x+15-23x
Tangohia te 23x mai i ngā taha e rua.
-13b=-13x+15
Pahekotia te 10x me -23x, ka -13x.
-13b=15-13x
He hanga arowhānui tō te whārite.
\frac{-13b}{-13}=\frac{15-13x}{-13}
Whakawehea ngā taha e rua ki te -13.
b=\frac{15-13x}{-13}
Mā te whakawehe ki te -13 ka wetekia te whakareanga ki te -13.
b=x-\frac{15}{13}
Whakawehe -13x+15 ki te -13.
10x+15=23x-13b
Pahekotia te 9x me x, ka 10x.
10x+15-23x=-13b
Tangohia te 23x mai i ngā taha e rua.
-13x+15=-13b
Pahekotia te 10x me -23x, ka -13x.
-13x=-13b-15
Tangohia te 15 mai i ngā taha e rua.
\frac{-13x}{-13}=\frac{-13b-15}{-13}
Whakawehea ngā taha e rua ki te -13.
x=\frac{-13b-15}{-13}
Mā te whakawehe ki te -13 ka wetekia te whakareanga ki te -13.
x=b+\frac{15}{13}
Whakawehe -13b-15 ki te -13.
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