2x-4(x+1)=8x-9

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Solution for 2x-4(x+1)=8x-9 equation:


Simplifying
2x + -4(x + 1) = 8x + -9

Reorder the terms:
2x + -4(1 + x) = 8x + -9
2x + (1 * -4 + x * -4) = 8x + -9
2x + (-4 + -4x) = 8x + -9

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

Combine like terms: 2x + -4x = -2x
-4 + -2x = 8x + -9

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

Solving
-4 + -2x = -9 + 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.
-4 + -2x + -8x = -9 + 8x + -8x

Combine like terms: -2x + -8x = -10x
-4 + -10x = -9 + 8x + -8x

Combine like terms: 8x + -8x = 0
-4 + -10x = -9 + 0
-4 + -10x = -9

Add '4' to each side of the equation.
-4 + 4 + -10x = -9 + 4

Combine like terms: -4 + 4 = 0
0 + -10x = -9 + 4
-10x = -9 + 4

Combine like terms: -9 + 4 = -5
-10x = -5

Divide each side by '-10'.
x = 0.5

Simplifying
x = 0.5

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