(5x+6)-(9x-12)=

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Solution for (5x+6)-(9x-12)= equation:


Simplifying
(5x + 6) + -1(9x + -12) = 0

Reorder the terms:
(6 + 5x) + -1(9x + -12) = 0

Remove parenthesis around (6 + 5x)
6 + 5x + -1(9x + -12) = 0

Reorder the terms:
6 + 5x + -1(-12 + 9x) = 0
6 + 5x + (-12 * -1 + 9x * -1) = 0
6 + 5x + (12 + -9x) = 0

Reorder the terms:
6 + 12 + 5x + -9x = 0

Combine like terms: 6 + 12 = 18
18 + 5x + -9x = 0

Combine like terms: 5x + -9x = -4x
18 + -4x = 0

Solving
18 + -4x = 0

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -4x = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -4x = 0 + -18
-4x = 0 + -18

Combine like terms: 0 + -18 = -18
-4x = -18

Divide each side by '-4'.
x = 4.5

Simplifying
x = 4.5

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