7x+12-4x=9+2x+5

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Solution for 7x+12-4x=9+2x+5 equation:


Simplifying
7x + 12 + -4x = 9 + 2x + 5

Reorder the terms:
12 + 7x + -4x = 9 + 2x + 5

Combine like terms: 7x + -4x = 3x
12 + 3x = 9 + 2x + 5

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

Combine like terms: 9 + 5 = 14
12 + 3x = 14 + 2x

Solving
12 + 3x = 14 + 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.
12 + 3x + -2x = 14 + 2x + -2x

Combine like terms: 3x + -2x = 1x
12 + 1x = 14 + 2x + -2x

Combine like terms: 2x + -2x = 0
12 + 1x = 14 + 0
12 + 1x = 14

Add '-12' to each side of the equation.
12 + -12 + 1x = 14 + -12

Combine like terms: 12 + -12 = 0
0 + 1x = 14 + -12
1x = 14 + -12

Combine like terms: 14 + -12 = 2
1x = 2

Divide each side by '1'.
x = 2

Simplifying
x = 2

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