7x+4-4x=3x-9+x

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Solution for 7x+4-4x=3x-9+x equation:


Simplifying
7x + 4 + -4x = 3x + -9 + x

Reorder the terms:
4 + 7x + -4x = 3x + -9 + x

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

Reorder the terms:
4 + 3x = -9 + 3x + x

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

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

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

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

Add '-4' to each side of the equation.
4 + -4 + -1x = -9 + -4

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

Combine like terms: -9 + -4 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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