-0.3+9.89=-0.1x+7.69

Solution for -0.3+9.89=-0.1x+7.69 equation:

Simplifying
-0.3 + 9.89 = -0.1x + 7.69

Combine like terms: -0.3 + 9.89 = 9.59
9.59 = -0.1x + 7.69

Reorder the terms:
9.59 = 7.69 + -0.1x

Solving
9.59 = 7.69 + -0.1x

Solving for variable 'x'.

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

Add '0.1x' to each side of the equation.
9.59 + 0.1x = 7.69 + -0.1x + 0.1x

Combine like terms: -0.1x + 0.1x = 0.0
9.59 + 0.1x = 7.69 + 0.0
9.59 + 0.1x = 7.69

Add '-9.59' to each side of the equation.
9.59 + -9.59 + 0.1x = 7.69 + -9.59

Combine like terms: 9.59 + -9.59 = 0.00
0.00 + 0.1x = 7.69 + -9.59
0.1x = 7.69 + -9.59

Combine like terms: 7.69 + -9.59 = -1.9
0.1x = -1.9

Divide each side by '0.1'.
x = -19

Simplifying
x = -19