Answer:
x = 0
Explanation:
Given
2x + 6 = 3x + 9 - 3 , that is
2x + 6 = 3x + 6 ( subtract 2x from both sides )
6 = x + 6 ( subtract 6 from both sides )
0 = x
x=0
2x-3x=9-3-6
-x=0
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