( 4.12 - x = 22.57 )
Whakaoti mō x
x=-18.45
Graph
Tohaina
Kua tāruatia ki te papatopenga
-x=22.57-4.12
Tangohia te 4.12 mai i ngā taha e rua.
-x=18.45
Tangohia te 4.12 i te 22.57, ka 18.45.
x=-18.45
Me whakarea ngā taha e rua ki te -1.
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