7y^2=3+4y^2

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Solution for 7y^2=3+4y^2 equation: 


Simplifying
7y2 = 3 + 4y2

Solving
7y2 = 3 + 4y2

Solving for variable 'y'.

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

Add '-4y2' to each side of the equation.
7y2 + -4y2 = 3 + 4y2 + -4y2

Combine like terms: 7y2 + -4y2 = 3y2
3y2 = 3 + 4y2 + -4y2

Combine like terms: 4y2 + -4y2 = 0
3y2 = 3 + 0
3y2 = 3

Divide each side by '3'.
y2 = 1

Simplifying
y2 = 1

Take the square root of each side:
y = {-1, 1}

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