120=16x(x)

Solution for 120=16x(x) equation:

Simplifying
120 = 16x(x)

Multiply x * x
120 = 16x2

Solving
120 = 16x2

Solving for variable 'x'.

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

Add '-16x2' to each side of the equation.
120 + -16x2 = 16x2 + -16x2

Combine like terms: 16x2 + -16x2 = 0
120 + -16x2 = 0

Add '-120' to each side of the equation.
120 + -120 + -16x2 = 0 + -120

Combine like terms: 120 + -120 = 0
0 + -16x2 = 0 + -120
-16x2 = 0 + -120

Combine like terms: 0 + -120 = -120
-16x2 = -120

Divide each side by '-16'.
x2 = 7.5

Simplifying
x2 = 7.5

Take the square root of each side:
x = {-2.738612788, 2.738612788}