7x-25=4x+12

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Solution for 7x-25=4x+12 equation:


Simplifying
7x + -25 = 4x + 12

Reorder the terms:
-25 + 7x = 4x + 12

Reorder the terms:
-25 + 7x = 12 + 4x

Solving
-25 + 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.
-25 + 7x + -4x = 12 + 4x + -4x

Combine like terms: 7x + -4x = 3x
-25 + 3x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
-25 + 3x = 12 + 0
-25 + 3x = 12

Add '25' to each side of the equation.
-25 + 25 + 3x = 12 + 25

Combine like terms: -25 + 25 = 0
0 + 3x = 12 + 25
3x = 12 + 25

Combine like terms: 12 + 25 = 37
3x = 37

Divide each side by '3'.
x = 12.33333333

Simplifying
x = 12.33333333

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