144=3.14x^2*158

Solution for 144=3.14x^2*158 equation:

Simplifying
144 = 3.14x2 * 158

Reorder the terms for easier multiplication:
144 = 3.14 * 158x2

Multiply 3.14 * 158
144 = 496.12x2

Solving
144 = 496.12x2

Solving for variable 'x'.

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

Add '-496.12x2' to each side of the equation.
144 + -496.12x2 = 496.12x2 + -496.12x2

Combine like terms: 496.12x2 + -496.12x2 = 0.00
144 + -496.12x2 = 0.00

Add '-144' to each side of the equation.
144 + -144 + -496.12x2 = 0.00 + -144

Combine like terms: 144 + -144 = 0
0 + -496.12x2 = 0.00 + -144
-496.12x2 = 0.00 + -144

Combine like terms: 0.00 + -144 = -144
-496.12x2 = -144

Divide each side by '-496.12'.
x2 = 0.2902523583

Simplifying
x2 = 0.2902523583

Take the square root of each side:
x = {-0.538750739, 0.538750739}