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

Tohaina

24x-42-3\left(5-8x\right)=0
Whakamahia te āhuatanga tohatoha hei whakarea te 6 ki te 4x-7.
24x-42-15+24x=0
Whakamahia te āhuatanga tohatoha hei whakarea te -3 ki te 5-8x.
24x-57+24x=0
Tangohia te 15 i te -42, ka -57.
48x-57=0
Pahekotia te 24x me 24x, ka 48x.
48x=57
Me tāpiri te 57 ki ngā taha e rua. Ko te tau i tāpiria he kore ka hua koia tonu.
x=\frac{57}{48}
Whakawehea ngā taha e rua ki te 48.
x=\frac{19}{16}
Whakahekea te hautanga \frac{57}{48} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 3.