12+3x+1=9+2x

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Solution for 12+3x+1=9+2x equation:


Simplifying
12 + 3x + 1 = 9 + 2x

Reorder the terms:
12 + 1 + 3x = 9 + 2x

Combine like terms: 12 + 1 = 13
13 + 3x = 9 + 2x

Solving
13 + 3x = 9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
13 + 3x + -2x = 9 + 2x + -2x

Combine like terms: 3x + -2x = 1x
13 + 1x = 9 + 2x + -2x

Combine like terms: 2x + -2x = 0
13 + 1x = 9 + 0
13 + 1x = 9

Add '-13' to each side of the equation.
13 + -13 + 1x = 9 + -13

Combine like terms: 13 + -13 = 0
0 + 1x = 9 + -13
1x = 9 + -13

Combine like terms: 9 + -13 = -4
1x = -4

Divide each side by '1'.
x = -4

Simplifying
x = -4

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