x^2+18x=x^2+54

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Solution for x^2+18x=x^2+54 equation:


Simplifying
x2 + 18x = x2 + 54

Reorder the terms:
18x + x2 = x2 + 54

Reorder the terms:
18x + x2 = 54 + x2

Add '-1x2' to each side of the equation.
18x + x2 + -1x2 = 54 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
18x + 0 = 54 + x2 + -1x2
18x = 54 + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
18x = 54 + 0
18x = 54

Solving
18x = 54

Solving for variable 'x'.

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

Divide each side by '18'.
x = 3

Simplifying
x = 3

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