(3x-6)+(4x+9)=

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Solution for (3x-6)+(4x+9)= equation:


Simplifying
(3x + -6) + (4x + 9) = 0

Reorder the terms:
(-6 + 3x) + (4x + 9) = 0

Remove parenthesis around (-6 + 3x)
-6 + 3x + (4x + 9) = 0

Reorder the terms:
-6 + 3x + (9 + 4x) = 0

Remove parenthesis around (9 + 4x)
-6 + 3x + 9 + 4x = 0

Reorder the terms:
-6 + 9 + 3x + 4x = 0

Combine like terms: -6 + 9 = 3
3 + 3x + 4x = 0

Combine like terms: 3x + 4x = 7x
3 + 7x = 0

Solving
3 + 7x = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 7x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 7x = 0 + -3
7x = 0 + -3

Combine like terms: 0 + -3 = -3
7x = -3

Divide each side by '7'.
x = -0.4285714286

Simplifying
x = -0.4285714286

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