(2*3.14(4.5^2))+(2*3.14(4.5)(x))=197.82

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Solution for (2*3.14(4.5^2))+(2*3.14(4.5)(x))=197.82 equation: 



(2*3.14(4.5^2))+(2*3.14(4.5)(x))=197.82

We move all terms to the left:

(2*3.14(4.5^2))+(2*3.14(4.5)(x))-(197.82)=0

We add all the numbers together, and all the variables

(2*3.14(4.5)x)-70.65=0



We calculate terms in parentheses: +(2*3.14(4.5)x), so:

2*3.14(4.5)x

Wy multiply elements

6x

Back to the equation:

+(6x)



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

6x=70.65

x=70.65/6

x=11+1.7547169811321/2.2641509433962

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