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Question

32x+4+1=2*3x+2
Solve the following equation for x.

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Solution

32x+4 + 1 = 2 . 3x+232x . 34 + 1 = 2 . 3x 3281 . 32x + 1 = 18 . 3xPut 3x = yNow, above equation becomes, 81y2 + 1 = 18y81y2 - 18y + 1 = 081y2 - 9y - 9y+ 1 = 09y9y - 1 - 19y - 1 =09y-19y-1 = 0y = 19 or y = 193x = 132 or 3x = 1323x = 3-2 or 3x = 3-2x = -2 or x = -2So, x = -2

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