5+7-4x=2

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


Simplifying
5 + 7 + -4x = 2

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

Solving
12 + -4x = 2

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -4x = 2 + -12

Combine like terms: 12 + -12 = 0
0 + -4x = 2 + -12
-4x = 2 + -12

Combine like terms: 2 + -12 = -10
-4x = -10

Divide each side by '-4'.
x = 2.5

Simplifying
x = 2.5

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