Solve the equation {x,x}

Algebra
Tutor: None Selected Time limit: 1 Day

Nov 4th, 2014

Raising to 7th power

5x-8 =6x+7

5x-6x =7+8=15

-x =15

x = -15

6x+7= -83 and 5x-8 =-83

7th root of (-83) is possible= - 7th root of 83

Hence x= -15

Nov 4th, 2014

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