Whakaoti mō x
x=-7
Graph
Tohaina
Kua tāruatia ki te papatopenga
20x=-140
Tangohia te 140 mai i ngā taha e rua. Ko te tau i tango i te kore ka hua ko tōna korenga.
x=\frac{-140}{20}
Whakawehea ngā taha e rua ki te 20.
x=-7
Whakawehea te -140 ki te 20, kia riro ko -7.
Ngā Tauira
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