2(x-4)-9=-4(-4x+5)-8x

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Solution for 2(x-4)-9=-4(-4x+5)-8x equation:


Simplifying
2(x + -4) + -9 = -4(-4x + 5) + -8x

Reorder the terms:
2(-4 + x) + -9 = -4(-4x + 5) + -8x
(-4 * 2 + x * 2) + -9 = -4(-4x + 5) + -8x
(-8 + 2x) + -9 = -4(-4x + 5) + -8x

Reorder the terms:
-8 + -9 + 2x = -4(-4x + 5) + -8x

Combine like terms: -8 + -9 = -17
-17 + 2x = -4(-4x + 5) + -8x

Reorder the terms:
-17 + 2x = -4(5 + -4x) + -8x
-17 + 2x = (5 * -4 + -4x * -4) + -8x
-17 + 2x = (-20 + 16x) + -8x

Combine like terms: 16x + -8x = 8x
-17 + 2x = -20 + 8x

Solving
-17 + 2x = -20 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-17 + 2x + -8x = -20 + 8x + -8x

Combine like terms: 2x + -8x = -6x
-17 + -6x = -20 + 8x + -8x

Combine like terms: 8x + -8x = 0
-17 + -6x = -20 + 0
-17 + -6x = -20

Add '17' to each side of the equation.
-17 + 17 + -6x = -20 + 17

Combine like terms: -17 + 17 = 0
0 + -6x = -20 + 17
-6x = -20 + 17

Combine like terms: -20 + 17 = -3
-6x = -3

Divide each side by '-6'.
x = 0.5

Simplifying
x = 0.5

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