(7x+4)=(9x-12)

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Solution for (7x+4)=(9x-12) equation:


Simplifying
(7x + 4) = (9x + -12)

Reorder the terms:
(4 + 7x) = (9x + -12)

Remove parenthesis around (4 + 7x)
4 + 7x = (9x + -12)

Reorder the terms:
4 + 7x = (-12 + 9x)

Remove parenthesis around (-12 + 9x)
4 + 7x = -12 + 9x

Solving
4 + 7x = -12 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
4 + 7x + -9x = -12 + 9x + -9x

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

Combine like terms: 9x + -9x = 0
4 + -2x = -12 + 0
4 + -2x = -12

Add '-4' to each side of the equation.
4 + -4 + -2x = -12 + -4

Combine like terms: 4 + -4 = 0
0 + -2x = -12 + -4
-2x = -12 + -4

Combine like terms: -12 + -4 = -16
-2x = -16

Divide each side by '-2'.
x = 8

Simplifying
x = 8

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