Sum of the values of x satisfying the equation 2x+2x+4 =4 is
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answer is 6.
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Detailed Solution
The given equation is 2x+2x+4=4Squaring on both sides2x+2x+4=162x+4 = 16−2xSquaring on both sides 2x+4=48−x2 x+2=264−16x+x22x2−33x+126=02x−21x−6=0x=6 or 212But x=212 does not satisfy the given equationSo x=6