Answers

2014-01-09T16:01:50+08:00
5x - 2 ( 3 + 4x ) = 6x - 5
5x - 6 - 8x = 6x - 5
5x - 8x - 6x = 6 - 5
-9x = 1
x = -1/9
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2014-01-09T17:57:43+08:00
5x - 2(3+4x) = 6x - 5
5x - 6 - 8x = 6x - 5
5x - 8x -6 = 6x - 5
-3x - 6 = 6x - 5
-3x - 6 + 6 = 6x - 5 + 6
-3x = 6x + 1
-6x + -3x = 6x - 6x + 1
-9x = 1
-9x/ -9 = 1 / -9
cancel = divide
answer is x  = - 1 / 9
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