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3\left(x+5\right)-3\left(x+5\right)=2\left(2x-2\right)
Me whakarea ngā taha e rua o te whārite ki te 6, arā, te tauraro pātahi he tino iti rawa te kitea o 2,3.
3x+15-3\left(x+5\right)=2\left(2x-2\right)
Whakamahia te āhuatanga tohatoha hei whakarea te 3 ki te x+5.
3x+15-3x-15=2\left(2x-2\right)
Whakamahia te āhuatanga tohatoha hei whakarea te -3 ki te x+5.
15-15=2\left(2x-2\right)
Pahekotia te 3x me -3x, ka 0.
0=2\left(2x-2\right)
Tangohia te 15 i te 15, ka 0.
0=4x-4
Whakamahia te āhuatanga tohatoha hei whakarea te 2 ki te 2x-2.
4x-4=0
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
4x=4
Me tāpiri te 4 ki ngā taha e rua. Ko te tau i tāpiria he kore ka hua koia tonu.
x=\frac{4}{4}
Whakawehea ngā taha e rua ki te 4.
x=1
Whakawehea te 4 ki te 4, kia riro ko 1.