4y^2-5=

Solution for 4y^2-5= equation:

Simplifying
4y2 + -5 = 0

Reorder the terms:
-5 + 4y2 = 0

Solving
-5 + 4y2 = 0

Solving for variable 'y'.

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

Add '5' to each side of the equation.
-5 + 5 + 4y2 = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 4y2 = 0 + 5
4y2 = 0 + 5

Combine like terms: 0 + 5 = 5
4y2 = 5

Divide each side by '4'.
y2 = 1.25

Simplifying
y2 = 1.25

Take the square root of each side:
y = {-1.118033989, 1.118033989}