Whakaoti mō x
x=6.4
Graph
Tohaina
Kua tāruatia ki te papatopenga
4x+3.45-3x=9.85
Whakamahia te āhuatanga tohatoha hei whakarea te 3 ki te 1.15-x.
x+3.45=9.85
Pahekotia te 4x me -3x, ka x.
x=9.85-3.45
Tangohia te 3.45 mai i ngā taha e rua.
x=6.4
Tangohia te 3.45 i te 9.85, ka 6.4.
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