3x^2-24x+144=4

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Solution for 3x^2-24x+144=4 equation:


Simplifying
3x2 + -24x + 144 = 4

Reorder the terms:
144 + -24x + 3x2 = 4

Solving
144 + -24x + 3x2 = 4

Solving for variable 'x'.

Reorder the terms:
144 + -4 + -24x + 3x2 = 4 + -4

Combine like terms: 144 + -4 = 140
140 + -24x + 3x2 = 4 + -4

Combine like terms: 4 + -4 = 0
140 + -24x + 3x2 = 0

Begin completing the square.  Divide all terms by
3 the coefficient of the squared term: 

Divide each side by '3'.
46.66666667 + -8x + x2 = 0

Move the constant term to the right:

Add '-46.66666667' to each side of the equation.
46.66666667 + -8x + -46.66666667 + x2 = 0 + -46.66666667

Reorder the terms:
46.66666667 + -46.66666667 + -8x + x2 = 0 + -46.66666667

Combine like terms: 46.66666667 + -46.66666667 = 0.00000000
0.00000000 + -8x + x2 = 0 + -46.66666667
-8x + x2 = 0 + -46.66666667

Combine like terms: 0 + -46.66666667 = -46.66666667
-8x + x2 = -46.66666667

The x term is -8x.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8x + 16 + x2 = -46.66666667 + 16

Reorder the terms:
16 + -8x + x2 = -46.66666667 + 16

Combine like terms: -46.66666667 + 16 = -30.66666667
16 + -8x + x2 = -30.66666667

Factor a perfect square on the left side:
(x + -4)(x + -4) = -30.66666667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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