-128a^2+98=

Solution for -128a^2+98= equation:

Simplifying
-128a2 + 98 = 0

Reorder the terms:
98 + -128a2 = 0

Solving
98 + -128a2 = 0

Solving for variable 'a'.

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

Add '-98' to each side of the equation.
98 + -98 + -128a2 = 0 + -98

Combine like terms: 98 + -98 = 0
0 + -128a2 = 0 + -98
-128a2 = 0 + -98

Combine like terms: 0 + -98 = -98
-128a2 = -98

Divide each side by '-128'.
a2 = 0.765625

Simplifying
a2 = 0.765625

Take the square root of each side:
a = {-0.875, 0.875}