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Tohaina

10x+10-5\left(x-2\right)=1
Whakamahia te āhuatanga tohatoha hei whakarea te 10 ki te x+1.
10x+10-5x+10=1
Whakamahia te āhuatanga tohatoha hei whakarea te -5 ki te x-2.
5x+10+10=1
Pahekotia te 10x me -5x, ka 5x.
5x+20=1
Tāpirihia te 10 ki te 10, ka 20.
5x=1-20
Tangohia te 20 mai i ngā taha e rua.
5x=-19
Tangohia te 20 i te 1, ka -19.
x=\frac{-19}{5}
Whakawehea ngā taha e rua ki te 5.
x=-\frac{19}{5}
Ka taea te hautanga \frac{-19}{5} te tuhi anō ko -\frac{19}{5} mā te tango i te tohu tōraro.