-4y^2+100=0

Solution for -4y^2+100=0 equation:

Simplifying
-4y2 + 100 = 0

Reorder the terms:
100 + -4y2 = 0

Solving
100 + -4y2 = 0

Solving for variable 'y'.

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

Add '-100' to each side of the equation.
100 + -100 + -4y2 = 0 + -100

Combine like terms: 100 + -100 = 0
0 + -4y2 = 0 + -100
-4y2 = 0 + -100

Combine like terms: 0 + -100 = -100
-4y2 = -100

Divide each side by '-4'.
y2 = 25

Simplifying
y2 = 25

Take the square root of each side:
y = {-5, 5}