2x^2+9=98

Solution for 2x^2+9=98 equation:

Simplifying
2x2 + 9 = 98

Reorder the terms:
9 + 2x2 = 98

Solving
9 + 2x2 = 98

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 2x2 = 98 + -9

Combine like terms: 9 + -9 = 0
0 + 2x2 = 98 + -9
2x2 = 98 + -9

Combine like terms: 98 + -9 = 89
2x2 = 89

Divide each side by '2'.
x2 = 44.5

Simplifying
x2 = 44.5

Take the square root of each side:
x = {-6.670832032, 6.670832032}