• (v) 2x - 5{7-(x - 6) + 3x} – 28 = 39
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2x - 5[7-(x - 6)+3x] - 28 = 39
2x - 5(7-x-6+3x)- 28 = 39
2x - 5(2x+1) - 28 = 39
2x - 10x+5-28 = 39
-8x -23 = 39
-8x = 39+23
-x = 62/8
x = 31/4
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