Tīpoka ki ngā ihirangi matua
Whakaoti mō E
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Whakaoti mō F
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

H-10k\left(E+2\right)=F+2
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
H-10kE-20k=F+2
Whakamahia te āhuatanga tohatoha hei whakarea te -10k ki te E+2.
-10kE-20k=F+2-H
Tangohia te H mai i ngā taha e rua.
-10kE=F+2-H+20k
Me tāpiri te 20k ki ngā taha e rua.
\left(-10k\right)E=F-H+20k+2
He hanga arowhānui tō te whārite.
\frac{\left(-10k\right)E}{-10k}=\frac{F-H+20k+2}{-10k}
Whakawehea ngā taha e rua ki te -10k.
E=\frac{F-H+20k+2}{-10k}
Mā te whakawehe ki te -10k ka wetekia te whakareanga ki te -10k.
E=-\frac{F-H+20k+2}{10k}
Whakawehe F-H+2+20k ki te -10k.
F=H-10k\left(E+2\right)-2
Tangohia te 2 mai i ngā taha e rua.
F=H-10kE-20k-2
Whakamahia te āhuatanga tohatoha hei whakarea te -10k ki te E+2.