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7^2-5x=1/343
We move all terms to the left:
7^2-5x-(1/343)=0
We add all the numbers together, and all the variables
-5x+7^2-(+1/343)=0
We add all the numbers together, and all the variables
-5x+49-(+1/343)=0
We get rid of parentheses
-5x+49-1/343=0
We multiply all the terms by the denominator
-5x*343-1+49*343=0
We add all the numbers together, and all the variables
-5x*343+16806=0
Wy multiply elements
-1715x+16806=0
We move all terms containing x to the left, all other terms to the right
-1715x=-16806
x=-16806/-1715
x=9+1371/1715
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