X^2+2X^2=147

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Solution for X^2+2X^2=147 equation: 


Simplifying
X2 + 2X2 = 147

Combine like terms: X2 + 2X2 = 3X2
3X2 = 147

Solving
3X2 = 147

Solving for variable 'X'.

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

Divide each side by '3'.
X2 = 49

Simplifying
X2 = 49

Take the square root of each side:
X = {-7, 7}

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