3x^2+4x^2=9

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Solution for 3x^2+4x^2=9 equation: 


Simplifying
3x2 + 4x2 = 9

Combine like terms: 3x2 + 4x2 = 7x2
7x2 = 9

Solving
7x2 = 9

Solving for variable 'x'.

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

Divide each side by '7'.
x2 = 1.285714286

Simplifying
x2 = 1.285714286

Take the square root of each side:
x = {-1.133893419, 1.133893419}

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