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5\left(4x+10\right)=7\left(3x+8\right)
Me whakarea ngā taha e rua o te whārite ki te 35, arā, te tauraro pātahi he tino iti rawa te kitea o 7,5.
20x+50=7\left(3x+8\right)
Whakamahia te āhuatanga tohatoha hei whakarea te 5 ki te 4x+10.
20x+50=21x+56
Whakamahia te āhuatanga tohatoha hei whakarea te 7 ki te 3x+8.
20x+50-21x=56
Tangohia te 21x mai i ngā taha e rua.
-x+50=56
Pahekotia te 20x me -21x, ka -x.
-x=56-50
Tangohia te 50 mai i ngā taha e rua.
-x=6
Tangohia te 50 i te 56, ka 6.
x=-6
Me whakarea ngā taha e rua ki te -1.