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8.99*8.99*8.99/3.99=3x
We move all terms to the left:
8.99*8.99*8.99/3.99-(3x)=0
We multiply all the terms by the denominator
-3x*3.99+8.99*8.99*8.99=0
We add all the numbers together, and all the variables
-3x*3.99+726.572699=0
Wy multiply elements
-11.97x+726.572699=0
We move all terms containing x to the left, all other terms to the right
-11.97x=-726.572699
x=-726.572699/-11.97
x=60+6.0994427766033/8.7200471479916
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