-8(x+1)2x=-32

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Solution for -8(x+1)2x=-32 equation:



-8(x+1)2x=-32
We move all terms to the left:
-8(x+1)2x-(-32)=0
We add all the numbers together, and all the variables
-8(x+1)2x+32=0
We multiply parentheses
-16x^2-16x+32=0
a = -16; b = -16; c = +32;
Δ = b2-4ac
Δ = -162-4·(-16)·32
Δ = 2304
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{2304}=48$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-16)-48}{2*-16}=\frac{-32}{-32} =1 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-16)+48}{2*-16}=\frac{64}{-32} =-2 $

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