Oh, dude, math time! So, like, to solve this thrilling mystery, you just gotta subtract 3 from 9, which gives you 6. Then, divide that by 2, and voilà, you get the answer: x equals 3. So simple, even a comedian can do it!
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2x+3=9x 3=9x-2x 3=7x x=3/7
If 5 x equals 9 plus 2x then x equals?
4x2 - 12x + 9 = 5; whence, 2x - 3 = ±√5, and 2x = 3 ±√5. Therefore, x = ½ (3 ±√5).
2x+1 = 9 2x = 9-1 2x = 8 x = 4
2x + 1 = -5 so 2x = -6 so that x = -3 Then 3x - 4 = 3*(-3) -4 = -9 - 4 = -13