.(x+1)(x+4)=8

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Solution for .(x+1)(x+4)=8 equation: 



.(x+1)(x+4)=8

We move all terms to the left:

.(x+1)(x+4)-(8)=0

We multiply parentheses ..

.(+x^2+4x+x+4)-8=0

We multiply parentheses

x^3+4x^2+x^2-8+=0

We do not support expression: x^3

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