-10.28+39.89=x

Solution for -10.28+39.89=x equation:

Simplifying
-10.28 + 39.89 = x

Combine like terms: -10.28 + 39.89 = 29.61
29.61 = x

Solving
29.61 = 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.
29.61 + -1x = x + -1x

Combine like terms: x + -1x = 0
29.61 + -1x = 0

Add '-29.61' to each side of the equation.
29.61 + -29.61 + -1x = 0 + -29.61

Combine like terms: 29.61 + -29.61 = 0.00
0.00 + -1x = 0 + -29.61
-1x = 0 + -29.61

Combine like terms: 0 + -29.61 = -29.61
-1x = -29.61

Divide each side by '-1'.
x = 29.61

Simplifying
x = 29.61