(78.6)-2x(10.9)=

Solution for (78.6)-2x(10.9)= equation:

Simplifying
(78.6) + -2x(10.9) = 0
78.6 + -2x(10.9) = 0

Reorder the terms for easier multiplication:
78.6 + -2 * 10.9x = 0

Multiply -2 * 10.9
78.6 + -21.8x = 0

Solving
78.6 + -21.8x = 0

Solving for variable 'x'.

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

Add '-78.6' to each side of the equation.
78.6 + -78.6 + -21.8x = 0 + -78.6

Combine like terms: 78.6 + -78.6 = 0.0
0.0 + -21.8x = 0 + -78.6
-21.8x = 0 + -78.6

Combine like terms: 0 + -78.6 = -78.6
-21.8x = -78.6

Divide each side by '-21.8'.
x = 3.605504587

Simplifying
x = 3.605504587