13x+x^2=x^2+12x+36

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Solution for 13x+x^2=x^2+12x+36 equation:


Simplifying
13x + x2 = x2 + 12x + 36

Reorder the terms:
13x + x2 = 36 + 12x + x2

Add '-1x2' to each side of the equation.
13x + x2 + -1x2 = 36 + 12x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
13x + 0 = 36 + 12x + x2 + -1x2
13x = 36 + 12x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
13x = 36 + 12x + 0
13x = 36 + 12x

Solving
13x = 36 + 12x

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.
13x + -12x = 36 + 12x + -12x

Combine like terms: 13x + -12x = 1x
1x = 36 + 12x + -12x

Combine like terms: 12x + -12x = 0
1x = 36 + 0
1x = 36

Divide each side by '1'.
x = 36

Simplifying
x = 36

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