(7x+4)+(3x+9)=x

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Solution for (7x+4)+(3x+9)=x equation:


Simplifying
(7x + 4) + (3x + 9) = x

Reorder the terms:
(4 + 7x) + (3x + 9) = x

Remove parenthesis around (4 + 7x)
4 + 7x + (3x + 9) = x

Reorder the terms:
4 + 7x + (9 + 3x) = x

Remove parenthesis around (9 + 3x)
4 + 7x + 9 + 3x = x

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

Combine like terms: 4 + 9 = 13
13 + 7x + 3x = x

Combine like terms: 7x + 3x = 10x
13 + 10x = x

Solving
13 + 10x = 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.
13 + 10x + -1x = x + -1x

Combine like terms: 10x + -1x = 9x
13 + 9x = x + -1x

Combine like terms: x + -1x = 0
13 + 9x = 0

Add '-13' to each side of the equation.
13 + -13 + 9x = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 9x = 0 + -13
9x = 0 + -13

Combine like terms: 0 + -13 = -13
9x = -13

Divide each side by '9'.
x = -1.444444444

Simplifying
x = -1.444444444

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