y^2-3-28=0

Solution for y^2-3-28=0 equation:

Simplifying
y2 + -3 + -28 = 0

Reorder the terms:
-3 + -28 + y2 = 0

Combine like terms: -3 + -28 = -31
-31 + y2 = 0

Solving
-31 + y2 = 0

Solving for variable 'y'.

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

Add '31' to each side of the equation.
-31 + 31 + y2 = 0 + 31

Combine like terms: -31 + 31 = 0
0 + y2 = 0 + 31
y2 = 0 + 31

Combine like terms: 0 + 31 = 31
y2 = 31

Simplifying
y2 = 31

Take the square root of each side:
y = {-5.567764363, 5.567764363}