2x-3-4(x^2-5)=20+5x-4x^2

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Solution for 2x-3-4(x^2-5)=20+5x-4x^2 equation:


Simplifying
2x + -3 + -4(x2 + -5) = 20 + 5x + -4x2

Reorder the terms:
2x + -3 + -4(-5 + x2) = 20 + 5x + -4x2
2x + -3 + (-5 * -4 + x2 * -4) = 20 + 5x + -4x2
2x + -3 + (20 + -4x2) = 20 + 5x + -4x2

Reorder the terms:
-3 + 20 + 2x + -4x2 = 20 + 5x + -4x2

Combine like terms: -3 + 20 = 17
17 + 2x + -4x2 = 20 + 5x + -4x2

Add '4x2' to each side of the equation.
17 + 2x + -4x2 + 4x2 = 20 + 5x + -4x2 + 4x2

Combine like terms: -4x2 + 4x2 = 0
17 + 2x + 0 = 20 + 5x + -4x2 + 4x2
17 + 2x = 20 + 5x + -4x2 + 4x2

Combine like terms: -4x2 + 4x2 = 0
17 + 2x = 20 + 5x + 0
17 + 2x = 20 + 5x

Solving
17 + 2x = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
17 + 2x + -5x = 20 + 5x + -5x

Combine like terms: 2x + -5x = -3x
17 + -3x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
17 + -3x = 20 + 0
17 + -3x = 20

Add '-17' to each side of the equation.
17 + -17 + -3x = 20 + -17

Combine like terms: 17 + -17 = 0
0 + -3x = 20 + -17
-3x = 20 + -17

Combine like terms: 20 + -17 = 3
-3x = 3

Divide each side by '-3'.
x = -1

Simplifying
x = -1

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