X-4*X-12=80

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Solution for X-4*X-12=80 equation:


Simplifying
X + -4X + -12 = 80

Reorder the terms:
-12 + X + -4X = 80

Combine like terms: X + -4X = -3X
-12 + -3X = 80

Solving
-12 + -3X = 80

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 + -3X = 80 + 12

Combine like terms: -12 + 12 = 0
0 + -3X = 80 + 12
-3X = 80 + 12

Combine like terms: 80 + 12 = 92
-3X = 92

Divide each side by '-3'.
X = -30.66666667

Simplifying
X = -30.66666667

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