-2x-4-2(x-2)=7x-(5x-7)-9x+5

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Solution for -2x-4-2(x-2)=7x-(5x-7)-9x+5 equation:


Simplifying
-2x + -4 + -2(x + -2) = 7x + -1(5x + -7) + -9x + 5

Reorder the terms:
-2x + -4 + -2(-2 + x) = 7x + -1(5x + -7) + -9x + 5
-2x + -4 + (-2 * -2 + x * -2) = 7x + -1(5x + -7) + -9x + 5
-2x + -4 + (4 + -2x) = 7x + -1(5x + -7) + -9x + 5

Reorder the terms:
-4 + 4 + -2x + -2x = 7x + -1(5x + -7) + -9x + 5

Combine like terms: -4 + 4 = 0
0 + -2x + -2x = 7x + -1(5x + -7) + -9x + 5
-2x + -2x = 7x + -1(5x + -7) + -9x + 5

Combine like terms: -2x + -2x = -4x
-4x = 7x + -1(5x + -7) + -9x + 5

Reorder the terms:
-4x = 7x + -1(-7 + 5x) + -9x + 5
-4x = 7x + (-7 * -1 + 5x * -1) + -9x + 5
-4x = 7x + (7 + -5x) + -9x + 5

Reorder the terms:
-4x = 7 + 5 + 7x + -5x + -9x

Combine like terms: 7 + 5 = 12
-4x = 12 + 7x + -5x + -9x

Combine like terms: 7x + -5x = 2x
-4x = 12 + 2x + -9x

Combine like terms: 2x + -9x = -7x
-4x = 12 + -7x

Solving
-4x = 12 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-4x + 7x = 12 + -7x + 7x

Combine like terms: -4x + 7x = 3x
3x = 12 + -7x + 7x

Combine like terms: -7x + 7x = 0
3x = 12 + 0
3x = 12

Divide each side by '3'.
x = 4

Simplifying
x = 4

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