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The average of $x+6$, $6x+2$, and $2x+7$ is $4x-7$. What is $x$?

 Mar 16, 2020
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(x+6      +   6x+2     +    2x+7  )/3 = 4x-7

 

(9x +15)/3   = 4x-7

(9x+15) = 3(4x-7)                    I think you should be able to take it from here !   cheeky

 Mar 16, 2020

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