Whakaoti mō x
x = \frac{1005}{2} = 502\frac{1}{2} = 502.5
Graph
Tohaina
Kua tāruatia ki te papatopenga
\sqrt{\frac{1}{5}x-\frac{1}{2}}=10
Whakawehea ia wā o 2x-5 ki te 10, kia riro ko \frac{1}{5}x-\frac{1}{2}.
\frac{1}{5}x-\frac{1}{2}=100
Pūruatia ngā taha e rua o te whārite.
\frac{1}{5}x-\frac{1}{2}-\left(-\frac{1}{2}\right)=100-\left(-\frac{1}{2}\right)
Me tāpiri \frac{1}{2} ki ngā taha e rua o te whārite.
\frac{1}{5}x=100-\left(-\frac{1}{2}\right)
Mā te tango i te -\frac{1}{2} i a ia ake anō ka toe ko te 0.
\frac{1}{5}x=\frac{201}{2}
Tango -\frac{1}{2} mai i 100.
\frac{\frac{1}{5}x}{\frac{1}{5}}=\frac{\frac{201}{2}}{\frac{1}{5}}
Me whakarea ngā taha e rua ki te 5.
x=\frac{\frac{201}{2}}{\frac{1}{5}}
Mā te whakawehe ki te \frac{1}{5} ka wetekia te whakareanga ki te \frac{1}{5}.
x=\frac{1005}{2}
Whakawehe \frac{201}{2} ki te \frac{1}{5} mā te whakarea \frac{201}{2} ki te tau huripoki o \frac{1}{5}.
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