4a^2-9b^2=

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Solution for 4a^2-9b^2= equation: 


Simplifying
4a2 + -9b2 = 0

Solving
4a2 + -9b2 = 0

Solving for variable 'a'.

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

Add '9b2' to each side of the equation.
4a2 + -9b2 + 9b2 = 0 + 9b2

Combine like terms: -9b2 + 9b2 = 0
4a2 + 0 = 0 + 9b2
4a2 = 0 + 9b2
Remove the zero:
4a2 = 9b2

Divide each side by '4'.
a2 = 2.25b2

Simplifying
a2 = 2.25b2

Take the square root of each side:
a = {-1.5b, 1.5b}

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