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Question

Solve, x42+2x33=5x322x+93.


  1. 20

  2. 16

  3. 15

  4. 10


Solution

The correct option is B

16


x42+2x33=5x322x+93
Multiplying throughout by 6, we have
3(x4)+2(2x3) = 3(5x32)2(x+9)
3x12+4x6 = 15x962x18
6x = 96
x=16.

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