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7 2x 1 )+ 8
7 2x 1 )+ 8 pictures 5
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7 2x 1 )+ 8
12x 8 2x 7 2x 1
x 3 8 2x 1 7
13 u003d- 7 8 1 2x
2x 4 8 2x 1 7
1 4x 1 8 7 8 1 2x
7 2x 1 )u003d 1 14x 8
x 11 7 2x 1 /- 8
7 2x 1 8 * 7 x 1 0
8-x-2x+7(2x+1)
7 2x 1 )+ 8
