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Simplifying
X2 + 2x + -324 = 2x
Reorder the terms:
-324 + X2 + 2x = 2x
Add '-2x' to each side of the equation.
-324 + X2 + 2x + -2x = 2x + -2x
Combine like terms: 2x + -2x = 0
-324 + X2 + 0 = 2x + -2x
-324 + X2 = 2x + -2x
Combine like terms: 2x + -2x = 0
-324 + X2 = 0
Solving
-324 + X2 = 0
Solving for variable 'X'.
Move all terms containing X to the left, all other terms to the right.
Add '324' to each side of the equation.
-324 + 324 + X2 = 0 + 324
Combine like terms: -324 + 324 = 0
0 + X2 = 0 + 324
X2 = 0 + 324
Combine like terms: 0 + 324 = 324
X2 = 324
Simplifying
X2 = 324
Take the square root of each side:
X = {-18, 18}
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