Whakaoti mō x
x=168
Graph
Tohaina
Kua tāruatia ki te papatopenga
6\times 4x+6+150=5\times 5x-12
Me whakarea ngā taha e rua o te whārite ki te 30, arā, te tauraro pātahi he tino iti rawa te kitea o 5,6.
24x+6+150=5\times 5x-12
Whakareatia te 6 ki te 4, ka 24.
24x+156=5\times 5x-12
Tāpirihia te 6 ki te 150, ka 156.
24x+156=25x-12
Whakareatia te 5 ki te 5, ka 25.
24x+156-25x=-12
Tangohia te 25x mai i ngā taha e rua.
-x+156=-12
Pahekotia te 24x me -25x, ka -x.
-x=-12-156
Tangohia te 156 mai i ngā taha e rua.
-x=-168
Tangohia te 156 i te -12, ka -168.
x=168
Me whakarea ngā taha e rua ki te -1.
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