x(x+4)-2=x^2-4x+3

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Solution for x(x+4)-2=x^2-4x+3 equation:


Simplifying
x(x + 4) + -2 = x2 + -4x + 3

Reorder the terms:
x(4 + x) + -2 = x2 + -4x + 3
(4 * x + x * x) + -2 = x2 + -4x + 3
(4x + x2) + -2 = x2 + -4x + 3

Reorder the terms:
-2 + 4x + x2 = x2 + -4x + 3

Reorder the terms:
-2 + 4x + x2 = 3 + -4x + x2

Add '-1x2' to each side of the equation.
-2 + 4x + x2 + -1x2 = 3 + -4x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-2 + 4x + 0 = 3 + -4x + x2 + -1x2
-2 + 4x = 3 + -4x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-2 + 4x = 3 + -4x + 0
-2 + 4x = 3 + -4x

Solving
-2 + 4x = 3 + -4x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '4x' to each side of the equation.
-2 + 4x + 4x = 3 + -4x + 4x

Combine like terms: 4x + 4x = 8x
-2 + 8x = 3 + -4x + 4x

Combine like terms: -4x + 4x = 0
-2 + 8x = 3 + 0
-2 + 8x = 3

Add '2' to each side of the equation.
-2 + 2 + 8x = 3 + 2

Combine like terms: -2 + 2 = 0
0 + 8x = 3 + 2
8x = 3 + 2

Combine like terms: 3 + 2 = 5
8x = 5

Divide each side by '8'.
x = 0.625

Simplifying
x = 0.625

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