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

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


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

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

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

Combine like terms: 7x + -4x = 3x
2 + 3x = 5x + 9 + -1x

Reorder the terms:
2 + 3x = 9 + 5x + -1x

Combine like terms: 5x + -1x = 4x
2 + 3x = 9 + 4x

Solving
2 + 3x = 9 + 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.
2 + 3x + -4x = 9 + 4x + -4x

Combine like terms: 3x + -4x = -1x
2 + -1x = 9 + 4x + -4x

Combine like terms: 4x + -4x = 0
2 + -1x = 9 + 0
2 + -1x = 9

Add '-2' to each side of the equation.
2 + -2 + -1x = 9 + -2

Combine like terms: 2 + -2 = 0
0 + -1x = 9 + -2
-1x = 9 + -2

Combine like terms: 9 + -2 = 7
-1x = 7

Divide each side by '-1'.
x = -7

Simplifying
x = -7

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