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Tohaina

3x+120=29
Ko te huarea o 5 ko 120.
3x=29-120
Tangohia te 120 mai i ngā taha e rua.
3x=-91
Tangohia te 120 i te 29, ka -91.
x=\frac{-91}{3}
Whakawehea ngā taha e rua ki te 3.
x=-\frac{91}{3}
Ka taea te hautanga \frac{-91}{3} te tuhi anō ko -\frac{91}{3} mā te tango i te tohu tōraro.