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1/2*30-n=4
We move all terms to the left:
1/2*30-n-(4)=0
determiningTheFunctionDomain -n-4+1/2*30=0
We add all the numbers together, and all the variables
-1n-4+1/2*30=0
We multiply all the terms by the denominator
-1n*2*30+1-4*2*30=0
We add all the numbers together, and all the variables
-1n*2*30-239=0
Wy multiply elements
-60n*3-239=0
Wy multiply elements
-180n-239=0
We move all terms containing n to the left, all other terms to the right
-180n=239
n=239/-180
n=-1+59/180
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