100-83.4=x

Solution for 100-83.4=x equation:

Simplifying
100 + -83.4 = x

Combine like terms: 100 + -83.4 = 16.6
16.6 = x

Solving
16.6 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
16.6 + -1x = x + -1x

Combine like terms: x + -1x = 0
16.6 + -1x = 0

Add '-16.6' to each side of the equation.
16.6 + -16.6 + -1x = 0 + -16.6

Combine like terms: 16.6 + -16.6 = 0.0
0.0 + -1x = 0 + -16.6
-1x = 0 + -16.6

Combine like terms: 0 + -16.6 = -16.6
-1x = -16.6

Divide each side by '-1'.
x = 16.6

Simplifying
x = 16.6