y^2-4-20=3+2

Solution for y^2-4-20=3+2 equation:

Simplifying
y2 + -4 + -20 = 3 + 2

Reorder the terms:
-4 + -20 + y2 = 3 + 2

Combine like terms: -4 + -20 = -24
-24 + y2 = 3 + 2

Combine like terms: 3 + 2 = 5
-24 + y2 = 5

Solving
-24 + y2 = 5

Solving for variable 'y'.

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

Add '24' to each side of the equation.
-24 + 24 + y2 = 5 + 24

Combine like terms: -24 + 24 = 0
0 + y2 = 5 + 24
y2 = 5 + 24

Combine like terms: 5 + 24 = 29
y2 = 29

Simplifying
y2 = 29

Take the square root of each side:
y = {-5.385164807, 5.385164807}