7x-3x+6=x-9+15

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Solution for 7x-3x+6=x-9+15 equation:


Simplifying
7x + -3x + 6 = x + -9 + 15

Reorder the terms:
6 + 7x + -3x = x + -9 + 15

Combine like terms: 7x + -3x = 4x
6 + 4x = x + -9 + 15

Reorder the terms:
6 + 4x = -9 + 15 + x

Combine like terms: -9 + 15 = 6
6 + 4x = 6 + x

Add '-6' to each side of the equation.
6 + -6 + 4x = 6 + -6 + x

Combine like terms: 6 + -6 = 0
0 + 4x = 6 + -6 + x
4x = 6 + -6 + x

Combine like terms: 6 + -6 = 0
4x = 0 + x
4x = x

Solving
4x = x

Solving for variable 'x'.

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

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

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

Combine like terms: x + -1x = 0
3x = 0

Divide each side by '3'.
x = 0

Simplifying
x = 0

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