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

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


Simplifying
(x2 + -5x + 1) + -1(x2 + -2x + -4) = 0

Reorder the terms:
(1 + -5x + x2) + -1(x2 + -2x + -4) = 0

Remove parenthesis around (1 + -5x + x2)
1 + -5x + x2 + -1(x2 + -2x + -4) = 0

Reorder the terms:
1 + -5x + x2 + -1(-4 + -2x + x2) = 0
1 + -5x + x2 + (-4 * -1 + -2x * -1 + x2 * -1) = 0
1 + -5x + x2 + (4 + 2x + -1x2) = 0

Reorder the terms:
1 + 4 + -5x + 2x + x2 + -1x2 = 0

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

Combine like terms: -5x + 2x = -3x
5 + -3x + x2 + -1x2 = 0

Combine like terms: x2 + -1x2 = 0
5 + -3x + 0 = 0
5 + -3x = 0

Solving
5 + -3x = 0

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + -3x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -3x = 0 + -5
-3x = 0 + -5

Combine like terms: 0 + -5 = -5
-3x = -5

Divide each side by '-3'.
x = 1.666666667

Simplifying
x = 1.666666667

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