42+5x^2=180

Solution for 42+5x^2=180 equation:

Simplifying
42 + 5x2 = 180

Solving
42 + 5x2 = 180

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 5x2 = 180 + -42

Combine like terms: 42 + -42 = 0
0 + 5x2 = 180 + -42
5x2 = 180 + -42

Combine like terms: 180 + -42 = 138
5x2 = 138

Divide each side by '5'.
x2 = 27.6

Simplifying
x2 = 27.6

Take the square root of each side:
x = {-5.253570215, 5.253570215}