a*a-16b*b=

Solution for a*a-16b*b= equation:

Simplifying
a * a + -16b * b = 0

Multiply a * a
a2 + -16b * b = 0

Multiply b * b
a2 + -16b2 = 0

Solving
a2 + -16b2 = 0

Solving for variable 'a'.

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

Add '16b2' to each side of the equation.
a2 + -16b2 + 16b2 = 0 + 16b2

Combine like terms: -16b2 + 16b2 = 0
a2 + 0 = 0 + 16b2
a2 = 0 + 16b2
Remove the zero:
a2 = 16b2

Simplifying
a2 = 16b2

Take the square root of each side:
a = {-4b, 4b}