5x-2(x-2)=8x+21-4x

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Solution for 5x-2(x-2)=8x+21-4x equation:


Simplifying
5x + -2(x + -2) = 8x + 21 + -4x

Reorder the terms:
5x + -2(-2 + x) = 8x + 21 + -4x
5x + (-2 * -2 + x * -2) = 8x + 21 + -4x
5x + (4 + -2x) = 8x + 21 + -4x

Reorder the terms:
4 + 5x + -2x = 8x + 21 + -4x

Combine like terms: 5x + -2x = 3x
4 + 3x = 8x + 21 + -4x

Reorder the terms:
4 + 3x = 21 + 8x + -4x

Combine like terms: 8x + -4x = 4x
4 + 3x = 21 + 4x

Solving
4 + 3x = 21 + 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.
4 + 3x + -4x = 21 + 4x + -4x

Combine like terms: 3x + -4x = -1x
4 + -1x = 21 + 4x + -4x

Combine like terms: 4x + -4x = 0
4 + -1x = 21 + 0
4 + -1x = 21

Add '-4' to each side of the equation.
4 + -4 + -1x = 21 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 21 + -4
-1x = 21 + -4

Combine like terms: 21 + -4 = 17
-1x = 17

Divide each side by '-1'.
x = -17

Simplifying
x = -17

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