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4 2x 1 8 4x
4 2x 1 8 4x pictures 5
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4 2x 1 8 4x
4x 8 4 2x x 2 1 0
2x 1 4 3x 4 8 1 4x 12
8 2x 1 )u003d 3 4x 8 )+ 4
3 4 2x 8 )u003d 1 4 4x 12
x 4 2x 8 1 4x 1 4
2x 4 u003d- 1 2 (- 4x 8
4 2x 1 8 4x
