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-15.95=-2.3+2.1n
We move all terms to the left:
-15.95-(-2.3+2.1n)=0
We add all the numbers together, and all the variables
-(2.1n-2.3)-15.95=0
We get rid of parentheses
-2.1n+2.3-15.95=0
We add all the numbers together, and all the variables
-2.1n-13.65=0
We move all terms containing n to the left, all other terms to the right
-2.1n=13.65
n=13.65/-2.1
n=-6+1/2
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