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tionxx=4\times 9aRe(e)
Multiply both sides of the equation by 4x, the least common multiple of 4,x.
tionx^{2}=4\times 9aRe(e)
Multiply x and x to get x^{2}.
tionx^{2}=36aRe(e)
Multiply 4 and 9 to get 36.
36aRe(e)=tionx^{2}
Swap sides so that all variable terms are on the left hand side.
36ea=inotx^{2}
The equation is in standard form.
\frac{36ea}{36e}=\frac{inotx^{2}}{36e}
Divide both sides by 36e.
a=\frac{inotx^{2}}{36e}
Dividing by 36e undoes the multiplication by 36e.
tionxx=4\times 9aRe(e)
Multiply both sides of the equation by 4x, the least common multiple of 4,x.
tionx^{2}=4\times 9aRe(e)
Multiply x and x to get x^{2}.
tionx^{2}=36aRe(e)
Multiply 4 and 9 to get 36.
iotx^{2}n=36ea
The equation is in standard form.
\frac{iotx^{2}n}{iotx^{2}}=\frac{36ea}{iotx^{2}}
Divide both sides by itox^{2}.
n=\frac{36ea}{iotx^{2}}
Dividing by itox^{2} undoes the multiplication by itox^{2}.
n=-\frac{36eia}{otx^{2}}
Divide 36ae by itox^{2}.