Tīpoka ki ngā ihirangi matua
Whakaoti mō x
Tick mark Image
Graph

Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

216x-72-3\left(4x+5\right)\leq x-4\left(x-7\right)
Whakamahia te āhuatanga tohatoha hei whakarea te 72 ki te 3x-1.
216x-72-12x-15\leq x-4\left(x-7\right)
Whakamahia te āhuatanga tohatoha hei whakarea te -3 ki te 4x+5.
204x-72-15\leq x-4\left(x-7\right)
Pahekotia te 216x me -12x, ka 204x.
204x-87\leq x-4\left(x-7\right)
Tangohia te 15 i te -72, ka -87.
204x-87\leq x-4x+28
Whakamahia te āhuatanga tohatoha hei whakarea te -4 ki te x-7.
204x-87\leq -3x+28
Pahekotia te x me -4x, ka -3x.
204x-87+3x\leq 28
Me tāpiri te 3x ki ngā taha e rua.
207x-87\leq 28
Pahekotia te 204x me 3x, ka 207x.
207x\leq 28+87
Me tāpiri te 87 ki ngā taha e rua.
207x\leq 115
Tāpirihia te 28 ki te 87, ka 115.
x\leq \frac{115}{207}
Whakawehea ngā taha e rua ki te 207. I te mea he tōrunga te 207, kāore e huri te ahunga koreōrite.
x\leq \frac{5}{9}
Whakahekea te hautanga \frac{115}{207} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 23.