3x plus 4 plus 9-6

Answer 1

3x + 4 + 9 - 6 = 3x + 7

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If you ment 3x + 4 + 9 = 6

=> 3x + 13 = 6

{subtract 13 from both sides}

=> 3x = -7

{divde by 3 on both sides}

=> x= -7/3