64=25x^2+9x^2

Solution for 64=25x^2+9x^2 equation:

Simplifying
64 = 25x2 + 9x2

Combine like terms: 25x2 + 9x2 = 34x2
64 = 34x2

Solving
64 = 34x2

Solving for variable 'x'.

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

Add '-34x2' to each side of the equation.
64 + -34x2 = 34x2 + -34x2

Combine like terms: 34x2 + -34x2 = 0
64 + -34x2 = 0

Add '-64' to each side of the equation.
64 + -64 + -34x2 = 0 + -64

Combine like terms: 64 + -64 = 0
0 + -34x2 = 0 + -64
-34x2 = 0 + -64

Combine like terms: 0 + -64 = -64
-34x2 = -64

Divide each side by '-34'.
x2 = 1.882352941

Simplifying
x2 = 1.882352941

Take the square root of each side:
x = {-1.371988681, 1.371988681}