45x^2-75=0

Solution for 45x^2-75=0 equation:

Simplifying
45x2 + -75 = 0

Reorder the terms:
-75 + 45x2 = 0

Solving
-75 + 45x2 = 0

Solving for variable 'x'.

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

Add '75' to each side of the equation.
-75 + 75 + 45x2 = 0 + 75

Combine like terms: -75 + 75 = 0
0 + 45x2 = 0 + 75
45x2 = 0 + 75

Combine like terms: 0 + 75 = 75
45x2 = 75

Divide each side by '45'.
x2 = 1.666666667

Simplifying
x2 = 1.666666667

Take the square root of each side:
x = {-1.290994449, 1.290994449}