.25n+2+.20n=6.90

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Solution for .25n+2+.20n=6.90 equation:



.25n+2+.20n=6.90
We move all terms to the left:
.25n+2+.20n-(6.90)=0
We add all the numbers together, and all the variables
.25n+.20n+2-(6.9)=0
We add all the numbers together, and all the variables
0.45n-4.9=0
We move all terms containing n to the left, all other terms to the right
0.45n=4.9
n=4.9/0.45
n=10+0.4/0.45

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