X+4x(x+3)=17

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Solution for X+4x(x+3)=17 equation: 


Simplifying
X + 4x(x + 3) = 17

Reorder the terms:
X + 4x(3 + x) = 17
X + (3 * 4x + x * 4x) = 17
X + (12x + 4x2) = 17

Solving
X + 12x + 4x2 = 17

Solving for variable 'X'.

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

Add '-12x' to each side of the equation.
X + 12x + -12x + 4x2 = 17 + -12x

Combine like terms: 12x + -12x = 0
X + 0 + 4x2 = 17 + -12x
X + 4x2 = 17 + -12x

Add '-4x2' to each side of the equation.
X + 4x2 + -4x2 = 17 + -12x + -4x2

Combine like terms: 4x2 + -4x2 = 0
X + 0 = 17 + -12x + -4x2
X = 17 + -12x + -4x2

Simplifying
X = 17 + -12x + -4x2

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