(X^2+3x-15)=3

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Solution for (X^2+3x-15)=3 equation: 


Simplifying
(X2 + 3x + -15) = 3

Reorder the terms:
(-15 + X2 + 3x) = 3

Remove parenthesis around (-15 + X2 + 3x)
-15 + X2 + 3x = 3

Solving
-15 + X2 + 3x = 3

Solving for variable 'X'.

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

Add '15' to each side of the equation.
-15 + X2 + 15 + 3x = 3 + 15

Reorder the terms:
-15 + 15 + X2 + 3x = 3 + 15

Combine like terms: -15 + 15 = 0
0 + X2 + 3x = 3 + 15
X2 + 3x = 3 + 15

Combine like terms: 3 + 15 = 18
X2 + 3x = 18

Add '-3x' to each side of the equation.
X2 + 3x + -3x = 18 + -3x

Combine like terms: 3x + -3x = 0
X2 + 0 = 18 + -3x
X2 = 18 + -3x

Simplifying
X2 = 18 + -3x

Reorder the terms:
-18 + X2 + 3x = 18 + -3x + -18 + 3x

Reorder the terms:
-18 + X2 + 3x = 18 + -18 + -3x + 3x

Combine like terms: 18 + -18 = 0
-18 + X2 + 3x = 0 + -3x + 3x
-18 + X2 + 3x = -3x + 3x

Combine like terms: -3x + 3x = 0
-18 + X2 + 3x = 0

The solution to this equation could not be determined.

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