48=-2^2+40x-102

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Solution for 48=-2^2+40x-102 equation: 



48=-2^2+40x-102

We move all terms to the left:

48-(-2^2+40x-102)=0

We get rid of parentheses

-40x+102+48+2^2=0

We add all the numbers together, and all the variables

-40x+154=0

We move all terms containing x to the left, all other terms to the right

-40x=-154

x=-154/-40

x=3+17/20

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