151.3=2x^2+3x^2

Solution for 151.3=2x^2+3x^2 equation:

Simplifying
151.3 = 2x2 + 3x2

Combine like terms: 2x2 + 3x2 = 5x2
151.3 = 5x2

Solving
151.3 = 5x2

Solving for variable 'x'.

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

Add '-5x2' to each side of the equation.
151.3 + -5x2 = 5x2 + -5x2

Combine like terms: 5x2 + -5x2 = 0
151.3 + -5x2 = 0

Add '-151.3' to each side of the equation.
151.3 + -151.3 + -5x2 = 0 + -151.3

Combine like terms: 151.3 + -151.3 = 0.0
0.0 + -5x2 = 0 + -151.3
-5x2 = 0 + -151.3

Combine like terms: 0 + -151.3 = -151.3
-5x2 = -151.3

Divide each side by '-5'.
x2 = 30.26

Simplifying
x2 = 30.26

Take the square root of each side:
x = {-5.500909016, 5.500909016}