Whakaoti mō x
x=3
Graph
Tohaina
Kua tāruatia ki te papatopenga
6x\left(-19+20\right)=18
Ko te tauaro o -20 ko 20.
6x\times 1=18
Tāpirihia te -19 ki te 20, ka 1.
6x=18
Whakareatia te 6 ki te 1, ka 6.
x=\frac{18}{6}
Whakawehea ngā taha e rua ki te 6.
x=3
Whakawehea te 18 ki te 6, kia riro ko 3.
Ngā Tauira
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\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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