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7x 3 2x 13
7x 3 2x 13 pictures 5
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7x 3 2x 13
5x-6 2x+3 7x+13
3 7x 2 u003d- 2x 3 13
3 2x 7 )-( 7x 13 )u003d- 10
2x 3 1 7x 13 3
7x 52 3 (- 2x 13 3
6 4 2x 13 3 7x
7x 3 2 2x 1 )u003d 13
solve 7x 3 2x 13
7x 3 2x 13
