(x-1)(x-5)=x^2+4x-2

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Solution for (x-1)(x-5)=x^2+4x-2 equation:


Simplifying
(x + -1)(x + -5) = x2 + 4x + -2

Reorder the terms:
(-1 + x)(x + -5) = x2 + 4x + -2

Reorder the terms:
(-1 + x)(-5 + x) = x2 + 4x + -2

Multiply (-1 + x) * (-5 + x)
(-1(-5 + x) + x(-5 + x)) = x2 + 4x + -2
((-5 * -1 + x * -1) + x(-5 + x)) = x2 + 4x + -2
((5 + -1x) + x(-5 + x)) = x2 + 4x + -2
(5 + -1x + (-5 * x + x * x)) = x2 + 4x + -2
(5 + -1x + (-5x + x2)) = x2 + 4x + -2

Combine like terms: -1x + -5x = -6x
(5 + -6x + x2) = x2 + 4x + -2

Reorder the terms:
5 + -6x + x2 = -2 + 4x + x2

Add '-1x2' to each side of the equation.
5 + -6x + x2 + -1x2 = -2 + 4x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
5 + -6x + 0 = -2 + 4x + x2 + -1x2
5 + -6x = -2 + 4x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
5 + -6x = -2 + 4x + 0
5 + -6x = -2 + 4x

Solving
5 + -6x = -2 + 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.
5 + -6x + -4x = -2 + 4x + -4x

Combine like terms: -6x + -4x = -10x
5 + -10x = -2 + 4x + -4x

Combine like terms: 4x + -4x = 0
5 + -10x = -2 + 0
5 + -10x = -2

Add '-5' to each side of the equation.
5 + -5 + -10x = -2 + -5

Combine like terms: 5 + -5 = 0
0 + -10x = -2 + -5
-10x = -2 + -5

Combine like terms: -2 + -5 = -7
-10x = -7

Divide each side by '-10'.
x = 0.7

Simplifying
x = 0.7

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