3-2x+4x+9=9

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Solution for 3-2x+4x+9=9 equation:


Simplifying
3 + -2x + 4x + 9 = 9

Reorder the terms:
3 + 9 + -2x + 4x = 9

Combine like terms: 3 + 9 = 12
12 + -2x + 4x = 9

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

Solving
12 + 2x = 9

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 2x = 9 + -12

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

Combine like terms: 9 + -12 = -3
2x = -3

Divide each side by '2'.
x = -1.5

Simplifying
x = -1.5

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