x2-7x-29=-3x+3

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Solution for x2-7x-29=-3x+3 equation:



x2-7x-29=-3x+3
We move all terms to the left:
x2-7x-29-(-3x+3)=0
We add all the numbers together, and all the variables
x^2-7x-(-3x+3)-29=0
We get rid of parentheses
x^2-7x+3x-3-29=0
We add all the numbers together, and all the variables
x^2-4x-32=0
a = 1; b = -4; c = -32;
Δ = b2-4ac
Δ = -42-4·1·(-32)
Δ = 144
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{144}=12$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-4)-12}{2*1}=\frac{-8}{2} =-4 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-4)+12}{2*1}=\frac{16}{2} =8 $

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