112=2x^2+4*5

Solution for 112=2x^2+4*5 equation:

Simplifying
112 = 2x2 + 4 * 5

Multiply 4 * 5
112 = 2x2 + 20

Reorder the terms:
112 = 20 + 2x2

Solving
112 = 20 + 2x2

Solving for variable 'x'.

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

Add '-2x2' to each side of the equation.
112 + -2x2 = 20 + 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
112 + -2x2 = 20 + 0
112 + -2x2 = 20

Add '-112' to each side of the equation.
112 + -112 + -2x2 = 20 + -112

Combine like terms: 112 + -112 = 0
0 + -2x2 = 20 + -112
-2x2 = 20 + -112

Combine like terms: 20 + -112 = -92
-2x2 = -92

Divide each side by '-2'.
x2 = 46

Simplifying
x2 = 46

Take the square root of each side:
x = {-6.782329983, 6.782329983}