4x^2-142=0

Solution for 4x^2-142=0 equation:

Simplifying
4x2 + -142 = 0

Reorder the terms:
-142 + 4x2 = 0

Solving
-142 + 4x2 = 0

Solving for variable 'x'.

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

Add '142' to each side of the equation.
-142 + 142 + 4x2 = 0 + 142

Combine like terms: -142 + 142 = 0
0 + 4x2 = 0 + 142
4x2 = 0 + 142

Combine like terms: 0 + 142 = 142
4x2 = 142

Divide each side by '4'.
x2 = 35.5

Simplifying
x2 = 35.5

Take the square root of each side:
x = {-5.958187644, 5.958187644}