2(3x + 4) = 6x + 8
3(x - 5) = 3x - 15
6x + 8 - 3x + 15 = 3x + 23
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X-45=12 ________ +45 +45 ________ x= 57
When what equals 9: the 45/x, the 45, or the x? In the case of 45/x = 9, 45/x = 9. In the case of x = 9, 45/x = 5. In the case of 45 = 9, the case of a false statement is being considered, and therefore 45/x is undefined.
percent equivalent to 45 = 4500%45 * 100% = 4500%
45 x 3 = 135
x = 45