16a^2-21b^2=

Solution for 16a^2-21b^2= equation:

Simplifying
16a2 + -21b2 = 0

Solving
16a2 + -21b2 = 0

Solving for variable 'a'.

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

Add '21b2' to each side of the equation.
16a2 + -21b2 + 21b2 = 0 + 21b2

Combine like terms: -21b2 + 21b2 = 0
16a2 + 0 = 0 + 21b2
16a2 = 0 + 21b2
Remove the zero:
16a2 = 21b2

Divide each side by '16'.
a2 = 1.3125b2

Simplifying
a2 = 1.3125b2

Take the square root of each side:
a = {-1.145643924b, 1.145643924b}