7x+27=4x+12

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Solution for 7x+27=4x+12 equation:


Simplifying
7x + 27 = 4x + 12

Reorder the terms:
27 + 7x = 4x + 12

Reorder the terms:
27 + 7x = 12 + 4x

Solving
27 + 7x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
27 + 7x + -4x = 12 + 4x + -4x

Combine like terms: 7x + -4x = 3x
27 + 3x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
27 + 3x = 12 + 0
27 + 3x = 12

Add '-27' to each side of the equation.
27 + -27 + 3x = 12 + -27

Combine like terms: 27 + -27 = 0
0 + 3x = 12 + -27
3x = 12 + -27

Combine like terms: 12 + -27 = -15
3x = -15

Divide each side by '3'.
x = -5

Simplifying
x = -5

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