4-2x+3x-5+9x=12

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Solution for 4-2x+3x-5+9x=12 equation:


Simplifying
4 + -2x + 3x + -5 + 9x = 12

Reorder the terms:
4 + -5 + -2x + 3x + 9x = 12

Combine like terms: 4 + -5 = -1
-1 + -2x + 3x + 9x = 12

Combine like terms: -2x + 3x = 1x
-1 + 1x + 9x = 12

Combine like terms: 1x + 9x = 10x
-1 + 10x = 12

Solving
-1 + 10x = 12

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 10x = 12 + 1

Combine like terms: -1 + 1 = 0
0 + 10x = 12 + 1
10x = 12 + 1

Combine like terms: 12 + 1 = 13
10x = 13

Divide each side by '10'.
x = 1.3

Simplifying
x = 1.3

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