Himpunan penyelesaian dari {x-3}={2x+4}
Jawaban:
X - 3 = 2X + 4
X - 3 + 3 = 2X + 4 +3
X = 2x + 7
X - 2X = 2X + 7 - 2X
-X = 7
-X 7
_ = _
-1 -1
X = - 7
[answer.2.content]Jawaban:
X - 3 = 2X + 4
X - 3 + 3 = 2X + 4 +3
X = 2x + 7
X - 2X = 2X + 7 - 2X
-X = 7
-X 7
_ = _
-1 -1
X = - 7
[answer.2.content]