72w^2-98=0

Solution for 72w^2-98=0 equation:

Simplifying
72w2 + -98 = 0

Reorder the terms:
-98 + 72w2 = 0

Solving
-98 + 72w2 = 0

Solving for variable 'w'.

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

Add '98' to each side of the equation.
-98 + 98 + 72w2 = 0 + 98

Combine like terms: -98 + 98 = 0
0 + 72w2 = 0 + 98
72w2 = 0 + 98

Combine like terms: 0 + 98 = 98
72w2 = 98

Divide each side by '72'.
w2 = 1.361111111

Simplifying
w2 = 1.361111111

Take the square root of each side:
w = {-1.166666667, 1.166666667}