2x^2-45=53

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Solution for 2x^2-45=53 equation: 


Simplifying
2x2 + -45 = 53

Reorder the terms:
-45 + 2x2 = 53

Solving
-45 + 2x2 = 53

Solving for variable 'x'.

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

Add '45' to each side of the equation.
-45 + 45 + 2x2 = 53 + 45

Combine like terms: -45 + 45 = 0
0 + 2x2 = 53 + 45
2x2 = 53 + 45

Combine like terms: 53 + 45 = 98
2x2 = 98

Divide each side by '2'.
x2 = 49

Simplifying
x2 = 49

Take the square root of each side:
x = {-7, 7}

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