4y^2-12=0equation

Solution for 4y^2-12=0equation equation:

Simplifying
4y2 + -12 = 0equation

Reorder the terms:
-12 + 4y2 = 0equation

Anything times zero is zero.
-12 + 4y2 = 0aeinoqtu

Solving
-12 + 4y2 = 0

Solving for variable 'y'.

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

Add '12' to each side of the equation.
-12 + 12 + 4y2 = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 4y2 = 0 + 12
4y2 = 0 + 12

Combine like terms: 0 + 12 = 12
4y2 = 12

Divide each side by '4'.
y2 = 3

Simplifying
y2 = 3

Take the square root of each side:
y = {-1.732050808, 1.732050808}