81=6x+2x−8x81=6x−6x
https://www.desmos.com/calculator/xcnbodzoi0
From my graph the approximate answers are x=-13.5 and x=2.55
81=6x+2x−8x81=6x−6x
https://www.desmos.com/calculator/xcnbodzoi0
From my graph the approximate answers are x=-13.5 and x=2.55